Exotic crab meat salad

1/4 cup chili sauce
2/3 cup mayonnaise
1/2 cup lemon juice, divided
1/2 teaspoon salt
1 pound jumbo lump crab meat
1 cup chopped celery
1 cup chopped Brazil nuts
lettuce
2 ripe avocados, sliced

Combine chili sauce, mayonnaise, 2 tablespoons lemon juice and salt in a small bowl. Add crab meat, celery and nuts; mix lightly and refrigerate. At serving time, spoon salad on lettuce. Garnish with avocado slices dipped in remaining lemon juice.