Ingredients: half an onion, garlic cloves, 2 tablespoons chopped black pepper, salt 1-2g, sugar 2-5g, oyster sauce 12g, tomato sauce 10g, soy sauce 10g, butter 20g, milk 100ml.

1. Chop garlic cloves and dice onions.

2. Milk100g can also be replaced by water.

3. Mix sugar, oyster sauce, ketchup, soy sauce and chopped black pepper (without salt first).

4. Put butter in the pot, stir-fry the minced onion until soft, add the minced garlic and stir-fry it, and keep the fire low.

5. Add milk, mix the ingredients, cook on low heat, add salt according to the sweetness and salinity, and turn off the fire until the soup thickens.