Prep the ingredients per the instructions above.
Place all the ingredients for the salad into a bowl. Set aside.
Make the vinaigrette: In a bowl whisk together all the ingredients for the dressing until fully combined. Set aside.
Preheat a skillet over medium-high heat with olive oil. Add ground beef and stir to break down beef into tiny pieces. Add onions and garlic. Saute until the onion is translucent and golden brown.
Add sliced mushrooms and saute for another 5 minutes.
Add flour and stir until fully incorporated. Be sure to mix in any lumps that form.
Add beef broth, heavy cream, Worcestershire sauce, salt, and black pepper and bring it to a simmer. Turn the heat to low and simmer for about 10 minutes.
In the meantime, bring a salted pot of water to a boil. Cook the pasta according to the instructions on the package. Once tender, drain well.
Using the oven broiler on low or a toaster oven: Place the bread on a baking sheet. Spread with butter and garlic. Toast until golden brown.
Dress the salad.
Mix together the sparkling water and cucumber. Serve over ice if desired.
Remove the stroganoff from the heat and stir in sour cream and peas until fully combined. Stir in the noodles. Season with salt to taste as needed.
Serve the stroganoff with salad, bread, and spritzer.