Protein-rich Paneer Bhurji Recipe

1 tbsp oil
   1 tbsp butter
   2 tbsp besan
   1 cup onions, finely chopped
   3-4 cloves garlic, finely chopped
   1 cup tomatoes, finely chopped
   1/2 cup capsicum, finely chopped
   1 tbsp ginger, julienned
   2 green chillies, chopped
   Salt, to taste
   1 tsp turmeric powder
   1 tsp red chilli powder
   1 tsp Kashmiri red chilli powder
   1 tsp pav bhaji masala
   1/4 cup water
   1 cup paneer, grated
   1/2 cup water
   1/2 cup milk
   1/2 tsp kasuri methi
   1 tbsp coriander leaves, chopped