Milk and Corn Soup

Ingredients

• 2 Tbsp olive oil
  
  2 Tbsp yellow butter
  
  300 g onion, chopped
  
  1 Tbsp garlic, chopped
  
  1/2 Tbsp ginger, chopped
  
  1 cup sweet corn, chopped
  
  Salt to taste
  
  Pepper to taste
  
  1/2 tsp yellow chilli powder
  
  1 tsp turmeric powder
  
  1 pinch garam masala
  
  4 cups chicken stock
  
  1 kg single cream milk
  
  1 tsp cornflour, dissolved in milk
  
  1 tsp cream