cooking spray 3 acorn squash, halved, seeded, and ¼ inch trimmed from skin side to keep squash from rolling
12 boneless, skinless chicken thighs, trimmed of excess fat 1 quart water 1 large yellow onion, halved ½ cup packed fresh cilantro, plus more for serving 6 garlic cloves, crushed and peeled 2 teaspoons kosher salt ¼ teaspoon ground cumin 2 bay leaves 2 cups pumpkin seeds (pepitas) 6 black peppercorns ¼ cup olive oil 1½ cups store-bought mild green salsa