3 lamb burgers indian mint Recipes

boneless lamb shoulder, trimmed and cut into 1-inch pieces, olive oil, divided, chopped onion, chopped shallots, minced garlic, divided, ground cumin, ground coriander, ground cardamom, ground mustard, ground turmeric, ground red pepper, grated whole nutmeg, chopped fresh mint, divided, kosher salt, divided, red bell peppers, low-fat greek-style plain yogurt, fresh lemon juice, freshly ground black pepper, divided, hamburger buns, toasted, torn radicchio

plain whole-milk yogurt (preferably greek-style), chopped fresh mint, chopped fresh cilantro, grated lime peel, coarse kosher salt, olive oil, divided, chopped onion, minced peeled fresh ginger, coarse kosher salt, divided, madras curry powder, ground lamb, chopped fresh cilantro, cracked black pepper, divided, zucchini (about 12 oz), cut lengthwise into 1/4-inch-thick slices, green onions, trimmed, fresh poblano chile,* quartered, seeded, naans (indian flatbreads; about 6 inches long) or pita breads, tomato, thinly sliced