Tarragon Mustard Sauce

1 c. mayo.
2 tbs. sour cream
1 1/2 tsp. dry mustard
2 tsp. tarragon vinegar
salt to taste
1/8 to 1/2 tsp. dried tarragon
Mix all well. bruising tarragon leaves before adding.
Chill a few hours, not more than 4, to develope flavors.
Mustard Sauce
2 tsp. prepared mustard
1/2 c. heavy cream, whipped stiff.
salt, pepper lemon juice to taste.

Robust Mustard Sauce
1/3 c. sour cream
1/3 c. mayo.
1 tbs. dry mustard
1 tbs. finely minced green onion
1 1/2 tsp. tarragon vinegar
from the kitchen of Lois Wood
.