Sausage Mushroom Strata Recipe

Ingredients (10)

• 1 1/2 Tbsp butter
• 6 oz. button or cremini mushrooms
• 8 slices day-old sourdough bread
• 12 to 16 oz. chicken sausage
• 2 cups grated cheddar cheese
• 4 large eggs
• 2 cups whole milk or half-and-half
• 1/2 tsp salt
• 1/4 tsp freshly ground pepper
• 1 tsp dry mustard