Step 1

Season steaks with next 3 ingredients. Store in container with lid.

Step 2

Partially melt butter in small bowl (until soft), then add cilantro and lime. Mix and store with lid until cooking day.

Step 3

Chop zucchini into bite-sized pieces and add to large foil packet with olive oil and garlic.

Step 4

Grill steaks and zucchini (in foil packet) on outdoor or indoor grill. Add dollops of prepped butter to each steak once cooked.

Step 5

Cook mashed potatoes according to package directions. Serve with steaks and zucchini.