Easy Cheesy Potato Breakfast Casserole

I’m not saying this casserole will solve all your morning problems, but the Easy Cheesy Potato Breakfast Casserole is basically a comfort-food hug that can be assembled with one hand while you chase a small human with the other. It’s layers of potatoes, melty cheese, and eggs that somehow make you feel like brunch royalty even if you’re still in yesterday’s shirt. Try it because it’s forgiving, feeds a crowd, and doubles as breakfast, lunch, and the “what’s-for-dinner?” salvation the family will never thank you enough for.
Speaking of family thanks: one morning I prepped this casserole and, true to form, my husband “helped” by rearranging forks into a suspicious pile and my kid decided the shredded cheese was a snack-level commodity. I turned around to find a tiny hand mid-cheese-scoop, a lid in the dog’s mouth, and my husband proudly holding a spatula like it was a mic. We still ate like champions. Clean-up? A democratic decision to pretend we’d earned the mess.
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Why You’ll Love This Easy Cheesy Potato Breakfast Casserole
– It’s essentially comfort food with a degree in practicality: cheesy, starchy, and universally adored.
– Feeds a small army (or your judgmental book club). Leftovers reheat like a dream.
– Super forgiving — burnt edges? Call it rustic. Soggy middle? More sauce = intentional.
– You can hide vegetables under the cheese and no one will file a complaint.
Time-Saving Hacks
– Use frozen hash browns instead of dicing potatoes. Yes, you’re cheating. Yes, it’s delicious.
– Make it in advance: assemble, cover, and stick it in the fridge overnight. Pop it in the oven when the house is vaguely awake.
– Line the baking dish with foil so you can pull the whole thing out, slice, and wash one dish less. I won’t apologize for laziness.
– Use pre-shredded cheese — you’ll be marginally less artisanal and way more efficient.
– If you’re short on oven space, bake in muffin tins for portable portions and fewer cooling-pan dramas.
Serving Ideas
– Serve with a simple green salad and a drizzle of anything acidic. Lettuce is the crowd-pleaser that pretends to be healthy.
– Top with hot sauce or salsa for the people who like their breakfast with an attitude.
– Serve with coffee. Always coffee. Or serve with wine if the kids drove you nuts that morning.
– Dollop sour cream or Greek yogurt on top to pretend it’s sophisticated brunch fare.
What to Serve It With
– Sliced tomatoes, a handful of fruit, and whatever toast hasn’t been turned into a fortress.
– Serves: 6 (ish) — depends on how hungry everyone is and whether anyone skips utensils.
– Prep time: 15 minutes. Cook time: 40–50 minutes. Because ovens like to be dramatic.
Tips & Mistakes
– Don’t overpack the casserole dish — potatoes need room to crisp a little. Crowding = soggy regret.
– If you want a crisp top, broil for 1–2 minutes at the end, but watch it like a hawk unless you enjoy smoky declarations.
– Taste your seasoning in the egg mixture before you bake. Blind faith in spices is how bland casseroles are born.
– If your eggs curdle into little sad lumps, you probably overcooked. Lower the oven temp and be patient — your casserole is a slow charm, not a sprint.
Storage Tips
Store it in the fridge… if there’s any left. Cold midnight leftovers? Sometimes better than fresh.
– Keep in an airtight container for up to 4 days. Reheat gently in the oven or microwave — defiant cold-eaters aren’t my problem.
– For longer storage, cut into portions and freeze. Thaw overnight in the fridge before reheating so it doesn’t go all rubbery.
Variations and Substitutions
Swap whatever you want—sugar ↔ honey, soy sauce ↔ tamari, or skip steps and call it “deconstructed.” It still counts.
– Add cooked sausage, bacon, or crumbled tofu for protein.
– Throw in chopped spinach, bell peppers, or mushrooms if you’re feeling virtuous.
– Use a mix of cheeses for drama: cheddar for reliability, pepper jack for sass, mozzarella for melt.
– Dairy-free or vegan? Use plant-based cheese and a chickpea-flour-based egg substitute. It’ll be different but delightful.
Frequently Asked Questions

Easy Cheesy Potato Breakfast Casserole
Ingredients
Main Ingredients
- 2 lbs potatoes peeled and diced
- 1 cup shredded cheese cheddar or your choice
- 0.5 cup milk whole milk preferred
- 3 large eggs
- 0.5 cup breadcrumbs for topping
- 1 teaspoon salt
- 0.5 teaspoon pepper
Instructions
Preparation Steps
- Preheat the oven to 375°F (190°C).
- In a large mixing bowl, combine the diced potatoes, shredded cheese, milk, eggs, salt, and pepper. Mix well.
- Transfer the mixture into a greased baking dish. Spread evenly.
- Sprinkle breadcrumbs on top for added crunch.
- Bake for 45 minutes or until golden and bubbly.