1 box orange Jello (sm.)
1/3 c. sugar
1 tbsp. vinegar
1 c. boiling water
1/2 c. cold orange soda pop
1 c. crushed pineapple, drained
1 c. cheddar cheese, grated
1 c. Cool Whip

Dissolve Jello, sugar and vinegar in boiling water. Stir until well dissolved. Then add soda pop. Cool until thickened. Fold in pineapple, cheese, and Cool Whip. Let set up.