1
Adjust rack to middle position and preheat oven to 425 degrees. Wash and dry all produce.
Halve, core, and thinly slice green pepper into strips. Halve and peel onion; thinly slice one half (whole onion for 4 servings).
Place 2 TBSP butter (4 TBSP for 4) in a small microwave-safe bowl; microwave until just softened, 10-15 seconds. Stir in ¼ tsp garlic powder (½ tsp for 4) and a pinch of salt. (Be sure to measure the garlic powder; we sent more.)