1 lg. head lettuce
4 med. tomatoes, diced
1 lg. onion (optional)
4 oz. grated Cheddar cheese
1/2 bottle taco dressing or 1/2 bottle French dressing
1/2 pkg. taco seasoning mix
Approximately 3 c. nacho or taco flavored Doritos

Tear lettuce into desired pieces. Chop tomatoes into moderate size pieces. Dice onion (if used) and add grated cheese. Toss all ingredients, then add dressing. Just before serving, crunch Doritos over salad and toss again.