-Sauté onions in 2 Tbs butter & salt lightly-After about 5 minutes, add mushrooms, 1 tsp dill, 1/2 cup stock/water, soy sauce, & paprika-Cover & simmer for 15 minutes, set aside-Melt remaining butter in a different large sauce pan & whisk in flour. Cook & whisk for several minutes-Add milk & cook over low heat stirring frequently (10 minutes or until kind of thick)-Stir in mushroom mixture & remaining stock/water-Cover & simmer for 15 minutes-Just before serving, add salt, some pepper, lemon juice, & sour cream, & extra dill if you want.-Garnish with chopped parsley