Creamy Vinaigrette Dressing
["1/2 c. oil", "1/2 c. half and half", "1 egg, lightly beaten", "1 clove garlic, minced", "5 Tbsp. tarragon vinegar", "2 Tbsp. olive oil", "2 tsp. salt", "1 tsp. white pepper", "1/2 tsp. black pepper", "1/2 tsp. dry mustard", "1/4 tsp. sugar", "juice of 1 1/2 lemons"]
["Whisk together and refrigerate for 2 hours."]
["oil", "egg", "clove garlic", "tarragon vinegar", "olive oil", "salt", "white pepper", "black pepper", "dry mustard", "sugar", "lemons"]