2 pkg. lime Jello
1 tsp. salt
4 c. boiling water
3 c. cold water
2 tbsp. vinegar
2 c. chopped celery
1 c. nuts, ground
1 c. sour cream

Dissolve Jello, salt, in boiling water. Add cold water and vinegar. Chill until slightly thick. Spoon 1/2 into 9 x 13 x 2 inch pan. Chill until set. Blend sour cream into rest of Jello. Add celery, nuts and spread over other layer.