Step 1

Melt 3 tablespoons of butter in a large sauce pan over medium heat.

Step 2

Stir in onion and garlic, and cook for 5 minutes, stirring occasionally.

Step 3

Add chicken and cook an additional 10-12 minutes.

Step 4

Add the remaining butter to the saucepan, along with the tomato sauce, evaporated milk, salt, cayenne pepper, and garam masala.

Step 5

Bring to a simmer over medium heat, then reduce heat to medium-low; cover, and simmer for 30 minutes, stirring occasionally.

Step 6

Serve over cooked rice sprinkled with fresh cilantro, if desired.