Black Bean Sauce

Ingredients
•    Black beans     3 tablespoons
•    Cornflour/ corn starch     2 teaspoons
•    Vegetable stock     3/4 cup
•    Ginger,roughly chopped     1/2 inch piece
•    Garlic,roughly chopped     1 clove
•    Vinegar     2 tablespoons
•    Soy sauce     1 tablespoon
•    Salt     to taste
•    Black pepper powder     to taste
•    Sugar     2 teaspoon
Method
Mix cornflour in a little vegetable stock and set aside. Mix black beans, ginger, garlic, vinegar, soy sauce, salt, pepper powder, sugar and remaining stock and blend in a mixer. Transfer into a pan, add the cornflour mixture and mix well. Simmer until thick.