1 sm. can plain artichokes
1 1/2 lbs. boiled shrimp
1/4 tsp. white pepper
1/4 c. lemon juice
1 onion, sliced thin
1 tbsp. mustard
1/2 c. vegetable oil
1/4 tsp. Worcestershire sauce
1/4 c. vinegar
1 tsp. salt
1 tbsp. horseradish

Combine all ingredients and place in refrigerator several hour or overnight. Serve with crackers.