1Prepare the marinade by combining yogurt, garlic, ginger paste, lemon juice, salt, and half of the spice mix.
2Marinate the chicken breast for at least a couple of hours.
3Prepare the sauce by sautéing onions until translucent, then add minced garlic, ginger, tomato paste, the other half of the spice mix, diced tomatoes, water, and cilantro.
4Blend the sauce until completely smooth.
5Add the blended sauce back to the pot, and stir in Greek yogurt, cilantro, butter, and salt to taste.
6Grill or broil the chicken until charred (about 10 minutes).
7Dice the chicken and add it to the sauce; simmer for 15-20 minutes.
8Mix in cooked basmati rice.
9Assemble the burritos by placing portions of the chicken and rice mixture into tortillas and rolling them up.