Print Recipe
5 from 4 votes

Spinach Bacon and Mushroom Breakfast Casserole

This Spinach Bacon and Mushroom Breakfast Casserole is a delicious family favorite! Breakfast Casserole recipes are easy to make ahead and so perfect for weekends and holidays! 
Prep Time10 mins
Cook Time30 mins
Total Time40 mins
Course: Breakfast
Cuisine: American
Keyword: best breakfast casserole, breakfast, breakfast casserole, breakfast casserole recipe, breakfast casserole recipes, brunch, easy breakfast casserole
Servings: 8
Author: Robyn Stone | Add a Pinch


  • 9 large eggs
  • 6 pieces bacon cooked and chopped
  • 2 cups chopped portabello mushrooms
  • 3 cups chopped spinach
  • 1/2 cup butter melted
  • 1 cup grated cheese


  • Spray casserole dish with non-stick cooking spray.
  • Preheat oven to 350 degrees.
  • Whisk eggs and toss in bacon, mushrooms, spinach, butter and cheese. Mix well.
  • Pour into casserole and bake for 30 minutes.
  • Remove from oven and allow to stand for five minutes. Serve warm.