Substitute shredded lettuce for the cabbage.
How to Warm Tortillas
To warm tortillas in the microwave, wrap them in paper towels and microwave on HIGH just until warmed. Cooking time varies by number of tortillas. For 1 tortilla, microwave 15 sec.; for 2 tortillas, microwave 20 sec.; for 6 to 8 tortillas, microwave 1 min.; and for 12 tortillas, microwave 1-1/2 min.