Brown meat on medium-high heat in skillet with salt, pepper, garlic powder, cumin, and pepper flakes for 15 minutes, stirring occasionally. Remove from heat and add to mixing bowl.
Preheat oven to bake 350 degrees.
Saute onions and mini peppers in skilet for 10-15 minutes until soft and translucent. Remove and stir in heat.
Place silicon tray on sheet pan and spray with non-stick cooking oil.
Evenly fill trays (half the mixture if your silicon tray is 12 vs. 24) with onion/beef mixture and top with cheese.
In a bowl, beat eggs with whisk and fill each tray (half the eggs if your silicon tray is 12 vs. 24).
Bake for 30-40 minutes until eggs are cooked.
Remove from silicon tray and let rest for 5 minutes before consuming.
Repeat process if using a 12 compartment silicon tray vs. 24.
If freezing, let rest for 20 minutes before storing in freezer-safe plastic bags.
To thaw, remove from freezer and let thaw in refrigerator overnight. Pop into microwave for thirty seconds.