2 tablespoons fresh lemon juice
2 teaspoons finely minced garlic
2 teaspoons finely minced ginger
2 teaspoons coarse salt
2 pounds boneless, skinless chicken thighs, cut into 1 1/2-inch chunks
1 large beet, cooked, peeled, cooled and roughly chopped
1/3 cup whole milk yogurt
3 tablespoons dried fenugreek leaves
2 teaspoons garam masala
1 teaspoon ground cumin
2 tablespoons canola oil
2 tablespoons melted butter
Lemon wedges.