Harvard Beets
["1 (16 oz.) can whole beets (2 c. diced)", "1/4 to 1/2 c. beet juice", "1 level Tbsp. cornstarch", "1/4 c. sugar", "1/8 c. vinegar", "1 Tbsp. butter", "salt (optional)"]
["Combine sugar, salt, vinegar, beet juice and cornstarch. Simmer until thick.", "Add beets and butter.", "Cook until beets are hot through."]
["beets", "beet juice", "level", "sugar", "vinegar", "butter", "salt"]