Creating your own Crustless Tuna Breakfast Quiche is a straightforward process when you follow these easy steps:

1. Preheat & Prep: Preheat your oven to 350°F (175°C). Lightly grease a 9-inch pie dish or quiche pan with olive oil or cooking spray.
2. Combine Eggs and Milk: In a large mixing bowl, whisk together the eggs and milk until well combined.
3. Add Seasonings: Mix in garlic powder, salt, and black pepper to enhance the flavor.
4. Incorporate Cheese: Stir in the shredded cheese of your choice, reserving a small amount for topping if desired.
5. Add Tuna and Veggies: Gently fold in the flaked tuna and chopped vegetables until evenly distributed.
6. Pour Mixture: Pour the egg mixture into your prepared pie dish, ensuring even distribution.
7. Top with Cheese: If you reserved cheese, sprinkle it on top for a delicious browning effect.
8. Bake: Place the quiche in the oven and bake for 25-30 minutes or until the edges are set and the top is golden brown.
9. Cool Slightly: Once removed from the oven, let the quiche cool for about 5-10 minutes to set before cutting.
10. Slice & Serve: Cut into wedges and serve warm.

This step-by-step approach ensures that you create a delicious quiche effortlessly!