This healthy baked oatmeal is soft, chewy, and packed with flavor. It’s loaded with nutritious, wholesome ingredients and is a great way to start your day! Maple syrup being poured on top of baked oatmeal topped with yogurt and berries.

What is baked oatmeal?

Baked oatmeal is a casserole dish often eaten for breakfast. It consists of oats baked in milk, eggs, and sugar. It’s similar to bread pudding but instead of bread, you’re using rolled oats.

Why you should make this recipe:

  • Easy to make – This one-bowl baked oatmeal recipe is so easy and versatile. You just mix everything together in one bowl and bake. You can also add any of your favorite mix-ins or toppings you have on hand.
  • Healthy and nutritious – It’s naturally gluten-free and made with no refined sugar. It’s warm and satisfying. Serve it with some Greek yogurt or nut butter for added protein and you have a wholesome meal.
  • Tastes great – This baked oatmeal tastes anything but healthy. It’s like banana bread meets an oatmeal cookie in one delicious casserole. It’s bursting with fresh juicy berries and a hint of cinnamon and maple. Top it with a few chocolate chips, a spoonful of yogurt, and an extra drizzle of maple syrup like I did, and it’s actually quite decadent.

Baked oatmeal in a white casserole dish with one slice being lifted out.

Ingredients you’ll need:

  • Rolled oats – quick or old-fashioned, not instant or steel-cut
  • Milk – any kind including plant-based
  • Banana 
  • Eggs – can be replaced with flax eggs, chia eggs, or another banana as a vegan option
  • Maple syrup or honey
  • Vanilla extract & ground cinnamon
  • Strawberries & blueberries – or any fresh or frozen fruit you have on hand

How to make baked oatmeal:

(the ingredient amounts are listed in the printable recipe card further below)

  1. In a large mixing bowl, toss together the rolled oats and cinnamon. Add in the milk, eggs, mashed banana, maple syrup, and vanilla. Mix until combined, then fold in the blueberries and chopped strawberries.
  2. Pour the oat mixture into a 9×9″ greased baking dish. Sprinkle with any additional toppings like chocolate chip, chopped nuts, or shredded coconut if desired. Bake for 30 minutes or until the center is set.

Baked oatmeal batter in a mixing bowl and baking dish.

FAQ:

How to eat baked oatmeal:

Best enjoyed warm with a drizzle of maple syrup. It’s also great with some Greek yogurt or nut butter for added protein. You can also serve it with a side of fresh berries for extra fiber and vitamin C.

Is baked oatmeal good for you?

Yes, it’s very good for you. It’s packed with soluble fiber and loaded with vitamins and nutrients. Oatmeal is also very filling and keeps you feeling satisfied for a long time, which can help with weight loss. (source: Healthline)

How to make baked oatmeal cups

Simply bake in a greased muffin pan at 375F for about 15-20 minutes or until a toothpick inserted into the center comes out clean.

Can you freeze baked oatmeal?

Yes, baked oatmeal freezes very well. You can freeze it whole or cut it up into squares. Double wrap the baked oatmeal in plastic wrap and store in the freezer for up to 2 months. Thaw overnight in the fridge and reheat in the microwave before serving. Baked oatmeal topped with yogurt and berries on a plate with a wooden spoon.

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Baked Oatmeal

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 5 from 5 reviews
  • Author: Lily Ernst
  • Prep Time: 10 min
  • Cook Time: 30 min
  • Total Time: 40 minutes
  • Yield: 9
  • Category: breakfast, snack
  • Method: bake
  • Cuisine: American
Print Recipe

Description

This healthy baked oatmeal is soft, chewy, and packed with flavor. It’s loaded with nutritious, wholesome ingredients and is a great way to start your day!

Ingredients

  • 2 cups quick or old-fashioned oats
  • 1/2 tsp ground cinnamon
  • 1 cup milk of any kind (incl. plant-based)
  • 2 large eggs (*see notes below for vegan options)
  • 1/4 cup maple syrup or honey
  • 1 ripe mashed banana
  • 1/2 tsp vanilla extract
  • 1 cup blueberries
  • 1 cup diced strawberries

Optional toppings

  • 1/4 cup chocolate chips, chopped nuts, or shredded coconut

Instructions

  1. Preheat oven to 375F and grease a 9×9″ baking dish.
  2. In a large mixing bowl, toss together the rolled oats and cinnamon. Add in the milk, eggs, mashed banana, maple syrup, and vanilla. Mix until combined, then fold in the blueberries and chopped strawberries.
  3. Pour the oat mixture into the prepared baking dish. Sprinkle with any additional toppings like chocolate chip, chopped nuts, or shredded coconut if desired.
  4. Bake for 25-30 minutes or until the center is set. 

Notes

Leftovers can be covered and stored in the fridge for up to 5 days.

*Egg substitutes for this recipe: Mix 2 tbsp of ground flax with 6 tbsp of water, or mix 2 tbsp of chia seeds with 6 tbsp of water, or add another mashed banana.