Warm Grain Salad with Green Beans and Dill

Name: Warm Grain Salad with Green Beans and Dill
Ingredients: 1 cup cooked grain (I used whole winter wheat berries) ((see notes)); 1 cup green beans; zest from 1/2 lemon; juice from 1/2 lemon; handful fresh dill, minced fine; 1/4 cup red onion or shallot, sliced fine; drizzle of good olive oil; pinch salt, or to taste; freshly ground black pepper