Step 4
Meanwhile, heat olive oil in a large saucepan over medium-high heat. Add onions, garlic, and ginger paste; saute until onions become soft, about 5 minutes. Add sugar, garam masala, cumin, ginger, curry powder, cinnamon, chicken bouillon, paprika, cayenne, turmeric, onion powder, and salt; stir to combine. Stir in tomato sauce, diced tomatoes, heavy cream, and water. Cook until warmed through, about 5 minutes. Add butter and stir to melt.