DES MOINES, IOWA (November 18, 2022) — Grace on Main, a full-service restaurant in Elk Horn, Iowa (pop 600), is proving daily that sustainable business practices and energy solutions can provide real economic benefit to hospitality operations in any size community. The full-service restaurant, owned and operated by residents Mike and Ilee Muller, was honored this week as the inaugural choice for the Iowa Restaurant Association Sustainability and Innovation Award.