Lime Ambrosia Salad

2 small boxes lime gelatin
2 cups boiling water
2 (8.25 ounce) cans crushed pineapple in syrup
1/2 cup cold water
2/3 cup evaporated milk
1/2 cup miniature marshmallows
1/2 cup flaked coconut

Dissolve gelatin in boiling water. Stir in pineapple with syrup and cold water. Chill until mixture mounds from a spoon.

Stir in evaporated milk, marshmallows and coconut. Pour into a 6-cup mold. Chill until firm.

Unmold onto lettuce leaves.