4 tbsp. butter
6 tbsp. flour (all-purpose)
5 c. milk
2 tsp. salt
2 c. grated cheddar cheese
1/2 c. diced green chilies (or 4 oz. can)
1 clove garlic, minced
1 doz. corn tortillas
1 sm. onion, chopped

Melt butter; blend in flour. Stir in milk. Cook and stir until mixture thickens. Add salt, 1/2 cheese, green chilies and garlic. Reduce heat. Dip tortillas in hot oil to soften. Drain on paper towels. Layer tortillas, sauce, onion and cheese. Repeat layers. Bake at 350 degrees for 10 minutes.