1. Wash hands and cooking area.
2. Tear tortillas into small pieces.
3. Heat oil in a medium-sized pan.
4. Add tortillas and stir until pieces begin to brown.
5. Add peppers and onion; sauté until soft.
6. Add eggs; stir until the eggs are cooked.
7. Remove from heat and sprinkle on the grated cheese.
8. Cover the pan and let cheese melt.
9. Serve immediately.