1 can diagonal cut green beans
2 tsp. cornstarch
2 tsp. lemon juice
1 tsp. prepared horseradish
1 tsp. mustard
1/4 tsp. salt

Drain liquid from beans into saucepan. Stir in cornstarch until dissolved. Add lemon juice, horseradish, mustard and salt. Cook and stir over low heat until sauce thickens. Add beans. Cover and simmer 5 minutes.