Beefy German Rouladen | Lazy Cooking

Ingredients

• 1/4 cup Dijon mustard, divided
• 8 (4-ounce) pieces round steaks, pounded 1/4-inch-thick
• 1/2 cup onion, minced
• 2 teaspoons paprika
• 2 teaspoons salt
• 2 teaspoons freshly ground black pepper
• 8 slices bacon
• 3 tablespoons canola oil
• 1 (12-ounce) can beef broth
• 1 1/4 cups water plus 1 cup warm water, divided
• 2 tablespoons cornstarch
• 1/4 cup sour cream
• parsley, optional, to taste, chopped, for garnish