Amish Egg Casserole

Preheat the oven to 350 degrees F (175 degrees C). Grease a 9x13-inch baking dish.

Place bacon and onion into a large skillet and cook over medium-high heat turning occasionally until bacon is evenly browned and crisp about 10 minutes. Drain and discard excess grease.

Combine eggs hash brown potatoes Cheddar cheese cottage cheese and Swiss cheese in a bowl; stir in bacon-onion mixture. Transfer mixture to the prepared baking dish.

Bake uncovered until set and bubbly 35 to 40 minutes. Let stand for 10 minutes before cutting.