Crumble meat into 1 -quart mixing bowl.
Microwave 4 minutes on high, or until meat is set.
In 2-quart casserole, layer half the corn chips, half the meat, half the chili and half the tomato sauce.
Repeat layers and cover.
Microwave 6 minutes on high Sprinkle grated cheese on top.
Microwave 30 seconds on high, or until cheese melts.