3 tablespoons butter 2 tablespoons chopped green onion 2 tablespoons chopped celery 3 tablespoons all-purpose flour 2 1/2 cups milk 1/2 teaspoon freshly ground black pepper 1 tablespoon tomato paste 1 cup heavy whipping cream 8 ounces of crab meat 4 to 8 ounces small cooked shrimp or other seafood Melt the butter in a…