Preheat oven to 375 degrees F.
Line silicone baking cups on a baking sheet, or spray a muffin tin with non-stick cooking spray
Whisk together the eggs & heavy cream, add salt & pepper until, mix until combined.
Pour the egg mixture in to the silicone baking dishes.
Top with optional add-ins.
Bake for 15-25 minutes until the egg mixture is set. Remove from oven and let set for 5-7 minutes before serving.