Cucumber Salad

2 cucumbers, very thinly sliced
1 red onion, very thinly sliced
2 tablespoons vinegar or 2 tablespoons lemon juice
2 tablespoons low-fat sour cream or 2 tablespoons yogurt
salt and pepper, to taste (I like a lot of pepper)
1/2 teaspoon sugar
1 teaspoon chopped fresh dill
Mix cucumbers and onions together.
Mix rest of ingredients together in a closed bowl and give a shake.
Add to cucumbers, chill till very cold & serve.