1/2 cup (2 ounces) reduced-fat shredded cheddar cheese 1/4 cup nonfat buttermilk 1 (10–ounce) package frozen cream-style corn, thawed 1 (8 1/2–ounce) package corn muffin mix (such as Jiffy) 1 (4.5–ounce) can chopped green chiles, drained 1/4 cup unsalted pumpkinseed...