Garam masala is a blend of ground spices including cinnamon, cumin, dried chiles, and coriander. Wear plastic gloves to keep the chicken mixture from sticking to your hands. Serve with cucumber spears. From Cooking Light.
To prepare patties, combine first 7 ingredients in a large bowl. Divide mixture into 4 equal portions, shaping each into a 1/2-inch-thick patty. Heat a large nonstick skillet over medium-high heat. Coat pan with cooking spray. Add patties to pan; cook 7 minutes on each side or until done.
Combine yogurt, mint, and 1/8 teaspoon salt. Spread 1 tablespoon chutney on bottom halves of 4 buns; top each with 1 patty, 1 tablespoon yogurt mixture, 1/4 cup spinach, and a bun top.