Grilled Shrimp Kebabs

1/2 cup butter, softened 1 tablespoon grated orange zest 2 tablespoons fresh orange juice 1 shallot, minced 1 tablespoon minced fresh chives 1/4 teaspoon salt[...]

24 medium shrimp , shells on, deveined 2 lemons , cut into small wedges 3 yellow squash or 3 zucchini , ends trimmed 2 tablespoons olive oil 1 teaspoon kosher[...]