Apples, Walnuts, Lettuce - Apple Wheat Berry Salad

This is a really good salad!!!!!!!!!!! ½ cup wheat, barley, or rye berries 1 apple cored and chopped into small squares ¼ pound feta cheese ¼ cup toasted walnuts 1 tablespoon olive oil 1-2 tablespoons balsamic vinegar or raspberry vinegar Cook the grain in 2 cups of water for 45 minutes or until tender. Cool, and drain, and mix in the chopped apple, crumbled feta cheese toasted, chopped nuts and the oil and vinegar and mix. Serve on a bed of lettuce