This is what I make when I want a breakfast that looks like I put in effort but didn’t. The ham and cheese crustless quiche has a custardy egg center, little salty bits of ham, and a layer of melted golden cheese on top. There’s no pie dough to roll out, so no flour on the counter, on your shirt, or somehow on the dog. It’s naturally low in carbs and feeds a crowd, and it’s just as good cold from the fridge as it is warm. I’ve served it at holiday brunches and eaten it standing at the counter on rushed weekday mornings. It works for both.

Why You’ll Love This Ham and Cheese Crustless Quiche

I’ll never say no to a classic quiche Lorraine, but the crust adds time, mess, and carbs. Leave it out and all three go away. It’s earned a permanent spot in my rotation, and here’s why:
• Fast prep: Ten minutes of mixing, then the oven does the work while you finish your coffee.
• Naturally gluten-free: No flour, no crust, no fuss.
• Budget-friendly: Eggs, cheese, and leftover ham are inexpensive pantry staples.
• Make-ahead friendly: It reheats beautifully, which is a lifesaver when you’re planning brunch.
• Endlessly customizable: Swap the cheese, toss in some veggies, or change up the seasonings.

What Is a Crustless Quiche?

Picture a savory baked egg custard that skipped the pastry shell. The filling bakes right in a greased pie dish, and it ends up somewhere between a frittata and a traditional quiche. It’s lighter than a casserole, silkier than an omelet, and you can slice it like a pie. A ham and egg bake that got a little fancy, basically.

Ingredients for Ham and Cheese Crustless Quiche

You don’t need much, and most of it is probably in your fridge already.
• 8 large eggs
• 1 cup whole milk (or half-and-half for extra richness)
• 1½ cups shredded cheese (cheddar, Swiss, or Gruyère)
• 1½ cups diced cooked ham
• ¼ cup chopped green onions or chives
• ½ teaspoon salt (go lighter if your ham is very salty)
• ¼ teaspoon black pepper
• ¼ teaspoon ground mustard or a pinch of nutmeg (optional but excellent)
• Butter or cooking spray for greasing
Ingredient tip: If you can, shred your own cheese from a block. Pre-shredded cheese is coated with anti-caking agents, which can make the quiche a little grainy and keep the cheese from melting smoothly. It’s about a minute of extra work, and it’s worth it.

How to Make Ham and Cheese Crustless Quiche, Step by Step

Once everything’s on the counter, it moves fast.
1. Preheat the oven to 375°F (190°C). Grease a 9-inch pie dish generously.
2. Prep the fillings. Dice the ham into small, even pieces. If it’s on the moist side, pat it dry with a paper towel so your quiche doesn’t turn watery.
3. Layer the base. Scatter the ham, 1 cup of the cheese, and the green onions evenly across the bottom of the dish.
4. Whisk the custard. In a large bowl, whisk the eggs, milk, salt, pepper, and mustard until completely smooth. Don’t go overboard. Too much air and the quiche puffs up like a soufflé, then sinks.
5. Combine. Slowly pour the egg mixture over the fillings, then sprinkle the remaining ½ cup cheese on top.
6. Bake for 35 to 40 minutes, until the edges are set and golden and the center barely jiggles. A knife inserted near the center should come out clean.
7. Rest for 10 minutes before slicing. I know, it’s hard to wait when the kitchen smells this good. But the custard needs that time to finish setting, and you’ll get clean wedges instead of a mess.
Total time: About 1 hour | Servings: 6 to 8

Tips for the Perfect Crustless Quiche

It’s a simple recipe, but a few small things make a real difference.
Choose the right dairy. Whole milk gives a balanced, tender texture. Half-and-half or heavy cream makes the custard richer and more decadent. Skim milk works too, though it can turn the quiche rubbery.
Mind the egg-to-dairy ratio. A good rule of thumb is about ¼ cup of dairy per egg. Add too much and you get a soggy, weepy quiche, which nobody wants at brunch.
Don’t skip the greasing. With no crust in the way, the eggs will cling to the dish like they’re afraid to let go. Butter the pan well, all the way up the sides.
Avoid overbaking. You want the center just set, with a slight wobble. It keeps cooking from residual heat while it rests, and an overbaked quiche turns dry and spongy.
Pre-cook watery vegetables. If you’re adding mushrooms, spinach, zucchini, or tomatoes, sauté them first and squeeze out the extra moisture.

Best Cheeses for Ham and Cheese Crustless Quiche

The cheese does a lot of the talking here, so pick one you’re excited about:
• Sharp cheddar: Bold, tangy, and always a crowd-pleaser.
• Swiss or Gruyère: Nutty and traditional, with excellent melt.
• Gouda or Fontina: Creamy and mild with a hint of smokiness.
• Pepper Jack: A great pick if you like a little heat.
For the best flavor, combine two, like cheddar and Gruyère. They work well together.

Delicious Variations

After you’ve made the base recipe once or twice, try changing it up:
• Broccoli and cheddar: Add 1 cup of steamed, chopped broccoli.
• Spinach and Swiss: Fold in wilted, well-drained spinach.
• Southwest style: Use pepper jack, diced green chiles, and a pinch of cumin.
• Veggie-loaded: Add sautéed bell peppers, onions, or mushrooms.
• Smoky bacon swap: Replace the ham with crumbled cooked bacon or breakfast sausage.

Make-Ahead, Storage, and Reheating

This is where the quiche really pays off, especially if you like having breakfast sorted before you’re fully awake.
Refrigerate: Cool completely, cover tightly, and store for up to 4 days.
Freeze: Slice into wedges, wrap them individually, and freeze for up to 2 months. Thaw overnight in the fridge.
Reheat: Warm a slice in the microwave for 45 to 60 seconds, or pop it in a 325°F oven for 10 to 15 minutes to keep the texture tender.
Prep ahead: You can assemble the whole quiche the night before, cover it, and refrigerate. Bake it fresh in the morning, adding a few extra minutes if it goes in cold. Morning you will be glad you did.

What to Serve With Ham and Cheese Crustless Quiche

Quiche is rich, so a few simple sides help balance the plate:
• A crisp arugula or mixed green salad with lemon vinaigrette
• Fresh fruit salad or berries
• Roasted breakfast potatoes
• Buttered toast or warm croissants
• Sparkling juice, mimosas, or fresh-brewed coffee

Nutrition Snapshot
One serving (1/6 of the quiche) is roughly 290 calories, 22 g protein, 3 g carbohydrates, and 21 g fat. That makes it a protein-rich, low-carb way to start your day. Values vary by brand and ingredients.

Frequently Asked Questions

These are the questions I hear most.
Why is my crustless quiche watery?
Excess moisture usually comes from wet vegetables, undrained ham, or too much milk. Pat your ingredients dry and stick to the egg-to-dairy ratio above.
Can I make crustless quiche without milk?
Yes. Use half-and-half, heavy cream, or an unsweetened non-dairy milk like almond or oat. The texture will be slightly different, but it’s still delicious.
How do I know when crustless quiche is done?
The edges will be firm and golden, the top lightly browned, and the center will have just a slight jiggle. A knife inserted in the middle should come out clean.
Can I use a muffin tin instead of a pie dish?
Absolutely. Mini quiches bake in about 18 to 22 minutes and are perfect for meal prep or parties.
What kind of ham works best?
Leftover baked ham, diced deli ham, or cubed ham steak all work well. Go with a lower-sodium ham if you’re sensitive to salt.

Final Thoughts

Comforting food doesn’t have to be complicated, and this quiche is proof. A few simple ingredients, one bowl, and an hour get you a fluffy, savory, protein-packed dish that works for breakfast, brunch, lunch, or even a light dinner. Make it once and it’ll probably become your default for those days when you just need something easy to go right.