Sweet and Sour Sauce

Ingredients

• 4 T. vinegar
• 1/2 cup white sugar
• 3  T. catsup
• 1 cup water
• 2 T.cornstarch
• 2 T. tomato paste
• salt and pepper to taste
• 1 T. chili flakes (optional) 

Directions:

1. Combine all the ingredients in the sauce pan. Mix very well.
2. Cook over medium low heat, stirring constantly with whisk until thickened. 
3. Season with salt and pepper according to your taste.
4. Remove from heat. Serve immediately, or cover and refrigerate up to 2 weeks.