A warm summer evening. Prairie flowers in bloom. Fireflies dancing in the night air. Friends, family, music. The smell of pizza baking in the oven.

Yes, pizza. Farm Bureau members Dave and Anna Geyer bake dozens of pizzas in their outdoor stone ovens on the second and fourth Thursdays of each month at Geyer’s Oven pizza farm near Oxford.

“The idea is to relax and enjoy yourself,” says Anna Geyer. Folks bring...