Easter Brunch Casserole | KTA Super Stores

Ingredients

• 2 Tbsp butter
• 1 onion (diced)
• 15 shiitake mushrooms (stemmed, caps sliced)
• 1 tsp salt
• pepper
• cooking spray
• 6 English muffins
• 6 oz ham (thinly sliced)
• 4 oz goat cheese (crumbed; about 1½ cups)
• 4 oz Swiss cheese (grated; about 1½ cups)
• 4 oz parmesan cheese (grated; about 1½ cups)
• 1/4 cup chopped basil
• 18 large eggs
• 2 1/2 cups whole milk
• 1 Tbsp Dijon mustard