Baked Frittata with Bacon, Spinach & Mushrooms

Ingredients

• 6 large eggs
• 1/4 cup heavy cream
• 6 slices of bacon, chopped
• 1 cup fresh spinach, chopped
• 1 cup mushrooms, sliced (button or cremini work well)
• 1/2 cup shredded cheddar or Gruyere cheese
• Salt and pepper, to taste
• Optional: 1/4 cup diced onions or green onions
• Optional: Fresh herbs for garnish (chives, parsley, or thyme)