Scandinavian Flower Eggs with Sweet-Tart Mustard Dill Sauce

(Makes 1 cup)

1 small garlic clove , minced

3 tablespoons minced onion

1/4 cup white or cider vinegar

2 tablespoons sugar , or more to taste

3 tablespoons cold-pressed canola or safflower oil

Generous 1/2 cup coarse-grain dark mustard

1/3 to 1/2 cup chopped fresh dill

Salt and fresh-ground black pepper to taste Salad:

2 generous tablespoons mayonnaise

1 small head Bibb lettuce , stacked and sliced into thin strips

8 large hard-cooked eggs , peeled and cut into 4 wedges each 2 tablespoons chopped dill for garnish

1/4 cup chopped sweet onion (Vidalia, Maui, Walla-Walla, etc)

1 pound (7 to 8) small red-skinned potatoes