Add noodles to boiling water and cook until al dente, 9-11 minutes.
Reserve ¼ cup pasta water. Drain pasta in a colander and rinse with cold water to stop the cooking process. Return to pot and set aside.
Prepare Ingredients and Marinate Beef
Peel, trim, and cut carrot into ¼" slices on an angle. If carrot is 1" diameter or larger, halve before slicing.
Trim and thinly slice green onions.
Coarsely chop peanuts.
Combine steak strips, garlic sesame sauce, 1 tsp. olive oil, and a pinch of pepper in a mixing bowl.
Cook the Carrot
Heat 1 Tbsp. olive oil in a large non-stick pan over medium-high heat.
Add carrots to hot pan and stir occasionally until crisp-tender, 2-3 minutes.
Cook the Beef
Stir in steak strips and half the green onions (reserve remaining for garnish) to pan with carrots.
Stir occasionally until no pink remains, 3-5 minutes.
Finish the Dish
Stir in noodles, peanut sauce, half the reserved pasta water, and tamari. Toss to coat thoroughly. If needed, add reserved cooking water 1 Tbsp. at a time.
Plate dish as pictured on front of card, garnishing with remaining green onions and peanuts. Bon appétit!