Overnight Asparagus Mushroom Strata

Details

Ingredients

• 2 teaspoons butter, or as needed
• 1 ¾ cups sliced crimini mushrooms
• 5 English muffins, split and toasted
• 1 cup shredded Colby-Monterey Jack cheese
• 1 pound fresh asparagus, trimmed and cut into 1-inch pieces
• ½ cup chopped red bell pepper
• ½ onion, finely chopped
• 8 eggs
• 2 cups milk
• 1 teaspoon salt
• 1 teaspoon dry mustard powder
• ¼ teaspoon ground black pepper
• 1 cup shredded Colby-Monterey Jack cheese