Sour Cream Salad

1 head of lettuce
1 small onion, finely chopped
1/2 teaspoon of salt
A dash of freshly ground black pepper
3 tablespoons of apple cider vinegar
1/2 cup of sour cream

Shred the lettuce.

Mix the onion, the salt, the pepper, the vinegar, and the sour cream.

Pour the dressing over the shredded lettuce and toss.

Serve.