Custard Oatmeal Recipe – A Blossoming Life

Custard oatmeal is creamy, silky, and lightly sweet with warm cinnamon flavor. Made on the stovetop by gently whisking eggs into hot oats, this easy breakfast transforms simple pantry ingredients into a rich, nourishing bowl that feels comforting and just a little special.

Overhead photo of custard oatmeal topped with blueberries and cream.

There is something about turning basic oatmeal into something that tastes like custard that makes an ordinary morning feel slower and cozier. The texture is smooth and creamy, not gluey or dry, and it comes together in one saucepan on the stove. It feels elevated without being complicated.

I love making this on mornings when I want something warm and filling but still simple. It reminds me of the comfort of my gingerbread oatmeal, but with a softer, silkier finish.

A drizzle of maple syrup, a sprinkle of cinnamon, or fresh blueberries on top is sometimes all it needs, though it is also delicious served with a slice of whole wheat sourdough sandwich bread and butter on the side.

It has that same wholesome feel as my banana oat pancakes, but instead of flipping pancakes, everything happens in one pot.

And if you love make ahead breakfasts like my peanut butter overnight oats, this is the cozy stovetop version that feels just as nourishing while still being easy enough for busy mornings.

Why you will love this recipe

Creamy oatmeal with a custard-like consistency makes this breakfast feel extra comforting
Simple pantry ingredients keep it affordable and easy to make
Light sweetness from maple syrup keeps it nourishing without being overly sugary
Cozy cinnamon flavor pairs well with so many toppings
Kid approved (especially those who hate eggs) and filling enough to keep everyone satisfied longer

Ingredients needed

Oats: I like to use quick-cooking oats for a softer, more uniform texture. Old-fashioned oats will work but will be slightly heartier.

Whole eggs: Eggs are what create the custard texture and adds protein helping you stay fuller longer.

Maple syrup: Maple syrup adds natural sweetness and a subtle warm flavor. Substitute with honey or sugar.

Cinnamon: Adds cozy flavor and pairs beautifully with the custard base.

Milk: Adds richness and nutrients. For a dairy free version, use almond, oat milk, or coconut milk. Swap out butter for coconut oil.

Vanilla extract: homemade or store-bought.

A full ingredient list with exact amounts can be found in the recipe card below.

How to make custard oatmeal:

Pouring milk and other ingredients in a pot.

Step 1: In a medium saucepan over medium heat, cook the oats with milk, water, butter, salt, and cinnamon. Stir occasionally and let the oats soften and thicken.

Hot oatmeal being tempered into a mug with eggs. — Screenshot

Step 2: While the oatmeal is cooking, crack the eggs into a small bowl and whisk them well. Once the oatmeal is hot and cooked through, begin tempering the eggs. Slowly spoon a small amount of the hot oatmeal into the eggs while whisking constantly. This gently brings the eggs up to temperature so they do not scramble.

Slowing adding tempered eggs to a pot of hot oatmeal.

Step 3: After tempering, slowly pour the egg mixture back into the saucepan with the oatmeal, stirring constantly. Reduce the heat to low and cook for a few more minutes, continuing to stir, until the mixture thickens into a creamy custard texture.

Step 4: Remove from the heat and serve with fresh fruit, eggs, or bacon.

Variations

Bowl of oatmeal custard topped with blueberries, maple syrup and cream.

Top with chopped nuts, chia seeds, flax seeds, or pumpkin seets for added crunch.
Add a spoonful of almond nut butter on top before serving.
Sprinkle with extra cinnamon and a drizzle of maple syrup.
I like to add a drizzle of cream.
Swirl in some jam like strawberry chia jam or blueberry chia jam.

Tips

For a creamier texture, serve warm with a splash of cream on top.
Whisk the eggs thoroughly before tempering to ensure a smooth, even custard texture.
Temper slowly and patiently. Add the hot oatmeal to the eggs a spoonful at a time while whisking constantly to prevent scrambling.
Stir continuously once the eggs are added back in. This helps the mixture thicken evenly and keeps the texture smooth.
For extra protein, I like to add a scoop of collagen peptides.

Storage

Store leftover custard oatmeal in an airtight container in the refrigerator for up to 4 days.

To reheat, warm individual portions in the oven at 300 degrees until heated through, or microwave gently. Add a splash of milk before reheating to keep it soft and creamy.

FAQ

Can I use old fashioned oats?

Yes. The texture will be slightly heartier, but it will still work well.

Can I make this dairy free?

Yes. Substitute your favorite non dairy milk for regular milk and butter for coconut oil or leave it out.

Is this recipe sweet?

It is lightly sweet. You can adjust the maple syrup to your taste.

Can I double the recipe?

Yes. Double the ingredients and bake in a larger dish. You may need to increase the baking time slightly.

Find More Sourdough Discard Recipes:

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Cook Mode

In a medium saucepan over medium heat, cook the oats with milk, water, butter, salt, and cinnamon. Stir occasionally and allow the oats to soften and thicken.
While the oatmeal is cooking, crack the eggs into a small bowl and whisk well.
Once the oatmeal is hot and cooked through, begin tempering the eggs. Slowly spoon a small amount of the hot oatmeal into the eggs while whisking constantly. This gently brings the eggs up to temperature so they do not scramble.
After tempering, slowly pour the egg mixture back into the saucepan with the oatmeal, stirring constantly.
Reduce the heat to low and cook for a few more minutes, continuing to stir, until the mixture thickens into a creamy custard texture.
Remove from the heat and stir a few times to release excess heat. Stir in maple syrup and serve warm with desired toppings.

For a creamier texture, serve warm with a splash of cream on top.
Whisk the eggs thoroughly before tempering to ensure a smooth, even custard texture.
Temper slowly and patiently. Add the hot oatmeal to the eggs a spoonful at a time while whisking constantly to prevent scrambling.
Stir continuously once the eggs are added back in. This helps the mixture thicken evenly and keeps the texture smooth.
For extra protein I like to add a scoop of collagen peptides.