- Heat a pan and add onions, garlic, saute it by adding butter and green chillies cook it for a minute Add cornmeal powder, coriander powder, cumin powder, garam masala, mushroom pieces and add milk little by little, mix it well. Now add spinach and fenugreek leaves, cook it for 2 to 3 minutes. Add nutmeg powder and adjust the seasoning by adding salt. Finally, add a pinch of sugar, cream to it, mix it well. Reduce heat and simmer till the gravy thickens.