Lentil Salad - cooking recipe

Ingredients

1 ( 16 oz.) pkg. lentils
1 c. finely chopped onions (or more, if desired)
3 Tbsp. prepared mustard
juice of 1 or 1 1/2 lemons
tarragon vinegar (to achieve desired acidity)
sugar
chives
oil

Preparation

Check lentils and remove any little stones.
In a 4-quart saucepan, wash lentils several times in 2 quarts of cold water to skim off debris.
Use same saucepan to soak lentils overnight in 2 quarts of cold water.