Ranch Style Taco Salad

1 head lettuce
Onion
1 (16 ounce) can ranch style beans
1 package corn chips
2 avocados
2 tomatoes
1 pound Cheddar cheese
1 bottle Catalina Dressing
1 pound ground beef
2 tablespoons lemon juice

Sauté ground beef, drain well and set aside to cool.

Tear lettuce into pieces.

Dice tomatoes and onion.

Grate cheese. Drain beans. Break corn chips into smaller pieces.

Chop avocado and sprinkle with lemon juice, lightly tossing to coat.

Toss together all ingredients except corn chips.

Top with chips just before serving.