Promised Land CSA » Marinated beet and summer squash salad

Ingredients

• 2 medium-size beets, cooked, peeled and thinly sliced
• 4 bunching onions, thinly sliced
• 1/4 cup olive oil
• 3 Tbsp tarragon vinegar
• 1/2 Tbsp sugar
• 2 Small yellow summer squash (or zucchini, or a combination), cut into 1/4-inch slices
• 1 Tbsp minced dill
• 3/4 cup sour cream
• Salt and black pepper
• 2 Scallions, each with 3 inches green top, coarsely chopped