3 tbsp white vinegar
5 packets 100% natural powdered stevia
1 tsp salt
1 (17- to 20-oz) container fat-free Greek yogurt
2 tbsp Dijon mustard
Salt and pepper, to taste
Combine white vinegar, Stevia, Dijon mustard and whisk until evenly mixed. Slowly add Greek yogurt and stir until well mixed. Salt and pepper to taste and mix well. Spread on a sandwich and enjoy!