Tres Leches Baked Oatmeal – Match Foodie Finds

It’s baked oatmeal for breakfast! This Tres Leches Baked Oatmeal brings together everything you love about tres leches cake but in oatmeal bake form.

Decadent Tres Leches Baked Oatmeal

We’re big fans of tres leches cake, and that’s exactly what this baked oatmeal was inspired by! There are SO many flavor combinations that lend itself nicely to baked oatmeal — like our blueberry muffin baked oatmeal, and our apple cinnamon baked oatmeal — to name a few 😀 And this tres leches flavor combo is just oh so good.

We can’t wait for you to make this deliciously decadent baked oatmeal for breakfast!

What is Baked Oatmeal?

Baked oatmeal is a method of cooking oatmeal where you combine rolled oats with eggs and milk and any other flavorings and bake it to create a muffin or cake-like breakfast.

The texture is like a hearty bread or muffin and it’s so good with toppings like peanut butter, honey or fresh berries — or in this recipe, 3 varieties of milk, cinnamon and maple syrup. This texture also makes it a great breakfast to take on the go!

Why Make Baked Oatmeal?

Baked oatmeal is one of our go-to ways to eat oatmeal because it’s almost like eating cake for breakfast. Baked oatmeal is also a great make-ahead breakfast idea that takes no time to reheat when you’re ready to eat 😀

Tres Leches Baked Oatmeal Ingredients

Oatmeal

• Smashed banana 
• Eggs
• Vanilla extract
• Maple syrup
• Unsweetened oat milk
• Quick-cooking oats
• All-purpose flour 
• Baking powder
• Ground cinnamon
• Salt

Tres Leches Sauce

• Evaporated milk
• 2 % milk 
• Oat milk 
• Maple syrup
• Ground cinnamon

Optional Toppings

• Whipped cream 
• Sliced strawberries

How to Make Tres Leches Baked Oatmeal

Prepare Wet & Dry Ingredients

Mix all of the dry ingredients in a large mixing bowl until combined. Then, whisk all of the wet ingredients into a separate bowl, and add the dry ingredients to the wet ingredients and mix.

Bake Oatmeal

Transfer the batter to an 8×8-inch baking dish and bake at 350ºF for about 30 minutes or until the top begins to brown. If the middle of the oatmeal bake isn’t baking, cover the bake with tin foil and bake for an additional 5 minutes. 

Prepare Tres Leches Sauce

While the oatmeal bake is cooling, heat all of the ingredients for the tres leches in a small saucepan over medium heat, and bring to a simmer before removing from heat.

Slice & Serve! 

Slice the oatmeal bake into squares and serve in a bowl with 1-2 tablespoons of the tres leches, and top with whipped cream, fresh berries, or vanilla Greek yogurt. Enjoy!

Top Tips

Can you use old fashioned rolled oats for tres leches baked oatmeal? Be sure to use quick-cooking oats. This recipe has been tested with rolled oats and it changes the texture and cook time completely. 

Wait to add tres leches sauce: Wait to add the tres leches sauce until you’re ready to serve your tres leches baked oatmeal. No one wants a soggy slice of oatmeal bake!

For leftovers: Make sure to store the tres leches sauce separately from the oatmeal bake. Reheat both the oatmeal bake and the sauce before serving. 

Storage

Once your baked oatmeal has fully cooled, we suggest slicing it into single servings and placing into an airtight container.

Store your baked oatmeal in the refrigerator for up to 5 days. While you can leave your baked oatmeal out overnight, they will last much longer in the fridge.

We recommend waiting to pour the tres leches sauce over the baked oatmeal until it’s ready to serve.

To Freeze: To freeze this tres leches baked oatmeal, let it cool completely. Then tightly wrap it with a piece of tin foil and remove as much air as possible. Freeze for up to 3 months. Wait to add the tres leches sauce until ready to serve.