1 (3 oz.) pkg. lime-flavored gelatin
1/2 c. lime juice
2 c. boiling water
2 (12 oz.) cans frozen limeade concentrate, thawed and UNDILUTED
1 tsp. almond extract
3 (32 oz.) bottles lemon-lime soda drink
3 to 4 c. vodka

Dissolve gelatin in water. Stir in all remaining ingredients. Serve over ice. Makes about 1 gallon.