Set up range rack 6 creeps from oven and depth grill. Line rimmed baking sheet with nonstick foil.
In huge bowl, whisk collectively egg, 3/4 teaspoon salt and 1/2 teaspoon pepper, then, at that time, combine in panko and let sit 1 second. Combine in cilantro, 1 teaspoon ginger and 33% of garlic. Add hen and tenderly mix to hitch; form into 1 1/2-inch balls and placed on pre-arranged baking sheet. Cook dinner, pivoting dish partially via, till sensible brown, 6 to 10 minutes. (Meatballs will get performed with cooking in sauce.)
In the interim, in huge Dutch range, dissolve 2 tablespoons margarine with oil on medium. Add onion and 1/4 teaspoon every salt and pepper; prepare dinner, mixing by the way, till beginning to turn into sensible, 5 to 7 minutes. Combine in leftover tablespoon ginger and floor garlic; prepare dinner, mixing often, till aromatic, 30 to 60 seconds. Sprinkle garam masala, cumin and cayenne over onions, then combine in tomato glue and prepare dinner, mixing often and bringing warmth if starting right down to devour, 1 second.
Remove from warmth, combine in tomato puree, honey and 1/4 teaspoon every salt and pepper, then deliver to a stew. Stew, mixing sporadically, till thickened, 7 to 9 minutes. Combine in weighty cream, then add meatballs and stew 2 minutes. Remove from depth and twirl in extra tablespoon margarine. Prime with cilantro and current with rice and naan every time wished.