Chocolate Baked Oatmeal: Blended or Whole Oats

Chocolate baked oatmeal is a satisfyingly indulgent yet wholesome one-pan breakfast that feels like dessert. Made with old-fashioned oats (or blended oats for a cake-like texture), this version is gluten-free when using certified oats, dairy-free, egg-free, and free of refined sugar. It’s easy to meal-prep, adaptable, and perfect for chocolate lovers who want a nourishing start to the day.

completed Chocolate Baked Oatmeal [Blended or Whole] in dish

Quick and Decadent One-Pan Chocolate Baked Oatmeal

This baked chocolate oatmeal differs from stovetop oatmeal: it’s creamier with a denser, chewier bite. If you blend the oats first, the texture becomes cake-like and dessert-worthy while still remaining a balanced breakfast. The recipe uses simple, affordable ingredients—ripe bananas for natural sweetness and binding, plant-based milk, unsweetened cocoa, and rolled oats—making it a nutritious treat high in fiber and plant-based nutrients.

The Ingredients and Substitutions

ingredients for Chocolate Baked Oatmeal [Blended or Whole] measured out
  • Oats: Use old-fashioned rolled oats for the best texture. Instant oats will work but yield a softer, less textured result. Use certified gluten-free oats if needed.
  • Bananas: Very ripe bananas act as a natural binder and sweetener. For alternatives, try sweet potato or pumpkin puree or unsweetened applesauce.
  • Plant-based milk: Any dairy-free milk works—soy, almond, oat, cashew, etc.
  • Vanilla extract: Natural vanilla enhances the overall flavor.
  • Cocoa powder: Use good-quality unsweetened cocoa for the richest chocolate flavor.
  • Sweetener: A small amount of maple syrup, agave, or coconut sugar brightens the chocolate notes. A sugar-free option like erythritol can also be used.
  • Baking powder: A touch of leavening lightens the texture, especially for blended versions.
  • Salt: A pinch balances and amplifies chocolate flavor.
  • Dairy-free chocolate (optional): Vegan chocolate chips or chopped dark chocolate can be sprinkled on top for extra decadence.

What Can I Add to Vegan Chocolate Baked Oats?

This recipe is a great base for customization. Try one or more of the following:

  • Instant coffee: A small amount accentuates chocolate; add more for mocha notes.
  • Orange zest or extract: For chocolate-orange flavor.
  • Extracts: Peppermint or coconut extract for different flavor profiles.
  • Berries: Raspberries, strawberries, cherries, or blueberries add brightness and contrast.
  • Nut butter: Swirl almond, peanut, or cashew butter into the batter or top before serving.
  • Stuffed center: Spoon in vegan chocolate spread, cookie butter, jam, or nut butter for a lava-like surprise.
  • Chopped nuts: Almonds, pecans, or walnuts provide crunch and healthy fats.
  • Coconut: Toss in shredded or toasted coconut for texture and aroma.
  • Veggies: Finely shredded zucchini (about ⅓–½ cup) boosts nutrients without changing flavor.
  • Chia seeds: 1–2 tablespoons add thickness and omega-3s.
  • Protein powder: Add a scoop of vegan protein powder for a higher-protein breakfast.

How to Make Chocolate Baked Oatmeal

  • Preheat the oven to 350°F (177°C) and lightly grease an 8×8-inch baking dish. Greasing well prevents sticking.
  • Mash one large ripe banana in the prepared dish (or in a bowl). Add 1½ cups plant-based milk, 1 teaspoon vanilla extract, 2–3 tablespoons agave or maple syrup, 3 tablespoons unsweetened cocoa powder, ¼ teaspoon salt, and 1 teaspoon baking powder. Mix until smooth and fully combined.
  • Stir in 2 cups old-fashioned rolled oats. For a blended, cake-like texture, blend the wet ingredients and oats until smooth before pouring into the pan.
  • If desired, scatter ½ cup vegan chocolate chips or chopped chocolate over the top and gently press them into the batter.
  • Bake for about 25 minutes, until the center is set and the edges are slightly browned. Avoid overbaking to prevent a dry, rubbery texture.
  • Remove from the oven and let rest for 10 minutes before serving. Enjoy warm or chilled, plain or with toppings like coconut whipped cream, vegan ice cream, fresh berries, nuts, or a drizzle of caramel.
process shot of mashing bananas
process shot showing additional ingredients added to dish

For Blended Chocolate Baked Oats

Combine all ingredients in a blender until smooth, pour into the prepared dish, and bake as directed. Blended oats yield a softer, cake-like result that slices like a brownie.

Serve warm or chilled with optional toppings such as coconut whipped cream, vegan ice cream, a drizzle of caramel, toasted coconut, fresh berries, or chopped nuts.

FAQs

Can I prepare it in advance?

Yes. You can measure dry and wet ingredients separately and combine and bake in the morning. Alternatively, mix the batter the night before (omit baking powder), refrigerate, then stir in baking powder and bake after letting it sit at room temperature for about 20 minutes. The texture will be softer when baked.

Can I air fry chocolate baked oats?

Yes. Air fry at 350°F (177°C) for about 15–20 minutes, covering with foil if the top browns too quickly.

Is dairy-free chocolate baked oatmeal healthy?

Rolled oats are a nutritious whole grain rich in fiber, manganese, magnesium, phosphorus, and B vitamins. Cocoa powder provides antioxidants and minerals, while bananas contribute fiber, potassium, vitamin C, and B6. Together they form a balanced, energy-sustaining breakfast.

Pro Recipe Tips

  • Adjust softness: Change the amount of plant-based milk to achieve softer or firmer baked oats. Firmer mixtures make sliceable bars.
  • Texture options: Use whole oats for chew, blended oats for cake-like softness, or a 50/50 mix for a middle ground.
  • Crispy top: Broil for 1–2 minutes at the end if you prefer a crisper surface.
  • Individual portions: Divide the batter among greased ramekins or a muffin tin and bake for 15–25 minutes depending on size.
completed Chocolate Baked Oatmeal [Blended or Whole] in dish

Storage Instructions

Allow the baked oatmeal to cool slightly, then store covered in an airtight container in the refrigerator for 4–5 days. Do not leave it out at room temperature for long periods to avoid drying.

You can freeze whole or portioned baked oats for up to 2 months; thaw overnight in the refrigerator. Reheat in 30-second microwave increments or cover with foil and warm in a 350°F (177°C) oven until heated through.

completed Chocolate Baked Oatmeal [Blended or Whole] in storage container

More Vegan Oatmeal Recipes

  • Berry baked oatmeal
  • Carrot cake oatmeal
  • Overnight oats — multiple variations
  • Apple cinnamon overnight oats
  • Peanut butter oatmeal cups
  • Coffee oatmeal

Photos credited to Alfonso Revilla.

Chocolate Baked Oatmeal [Blended or Whole]

Prep: 5 mins • Cook: 25 mins • Total: 30 mins • Servings: 9 (one 8×8 baking dish)

Chocolate baked oatmeal is a meal-prep-friendly, one-pan breakfast that tastes like dessert while remaining nourishing, plant-based, and customizable.

Ingredients

  • 1 large banana, mashed
  • 1½ cups plant-based milk
  • 1 teaspoon vanilla extract
  • 2–3 tablespoons agave or maple syrup
  • 3 tablespoons unsweetened cocoa powder (adjust to taste)
  • ¼ teaspoon salt
  • 1 teaspoon baking powder
  • 2 cups old-fashioned rolled oats
  • ½ cup vegan chocolate chips or chunks (optional)

Instructions

  1. Preheat oven to 350°F (177°C) and lightly grease an 8×8-inch baking dish.
  2. Mash the banana in the dish or a mixing bowl. Add plant-based milk, vanilla, sweetener, cocoa, salt, and baking powder. Mix until combined.
  3. Stir in the oats. For a blended texture, combine everything in a blender until smooth and then pour into the prepared dish.
  4. Top with vegan chocolate chips or chunks if using and press gently into the batter.
  5. Bake for 25 minutes until the center is set and the edges are lightly browned. Let rest for 10 minutes before serving.
  6. Serve warm or cold with optional toppings like coconut whipped cream, berries, nuts, or a drizzle of caramel.

Notes

  • Adjust milk volume to control firmness—less milk yields firmer, sliceable bars.
  • Blend all oats and wet ingredients for cake-like results; use whole oats for more texture.
  • To crisp the top, broil for 1–2 minutes at the end of baking.
  • For individual servings, bake in ramekins or a muffin tin for 15–25 minutes depending on size.

Nutrition (per serving)

Calories: 158 kcal • Carbohydrates: 27 g • Protein: 4 g • Fat: 5 g • Fiber: 4 g • Sugar: 10 g

Author: Toni Okamoto • Course: Breakfast • Method: Oven • Diet: Vegan