Combine 1 tablespoon olive oil with Knorr® Beef flavor Bouillon Cube(s) to form a smooth paste. Rub bouillon mixture onto beef. Cut beef into 1 inch strips.
Brown beef in large nonstick skillet over high heat, in batches if necessary, about 2 minutes. Remove beef and set aside.
Heat remaining 2 tablespoons olive oil in same skillte over medium-high heat and cook onion, stirring occasionally, until onion is translucent, about 3 minutes. Stir in mushroom and cook, stirring occasionally, until mushrooms are tender, about 3 minutes. Stir in paprika and cook 2 minutes.
Stir in water and bring to a boil. Stir in Knorr® Pasta Sides™ - Butter flavor and return to a boil. Reduce heat to low and simmer 7 minutes or until pasta is tender. Stir in beef and lemon juice; heat through. Remove from heat and stir in sour cream. Sprinkle with parsley.
Steak can be enjoyed in countless ways. Follow these tips to cook tender, juicy steak you can’t resist.