Follow these simple steps to create your White Dill Sauce for Salmon:

1. Combine Base Ingredients: In a medium mixing bowl, combine the sour cream and mayonnaise. Stir until smooth.
2. Add Dill: Add the chopped fresh dill to the mixture, stirring well to evenly distribute.
3. Incorporate Lemon: Mix in the lemon juice and lemon zest for added brightness.
4. Season: Add garlic powder, salt, and pepper to taste. Adjust the seasoning according to your preference.
5. Chill: For best flavor, cover the bowl and refrigerate for at least 10 minutes before serving. This allows the flavors to meld together beautifully.
6. Serve: Once chilled, your White Dill Sauce is ready to be served alongside your perfectly cooked salmon.

These steps will guide you in crafting this incredible sauce effortlessly.