Spaetzle – Lauren Groveman

Ingredients

• 2 cups (9.5 ounces or 273 grams) unbleached all-purpose flour
• 1 teaspoon (4 grams) fine table salt
• 1/2 (2 grams) teaspoon baking powder
• 1/2 teaspoon cayenne pepper and 1 generous teaspoon onion powder or scant
• 1/2 teaspoon freshly grated nutmeg
• 1 generous tablespoon minced fresh chives, for the batter, plus extra chives for sprinkling
• 2 extra-large eggs, lightly beaten
• 1/3 cup skim milk
• 1/3 cup seltzer (still with fizz)
• 5 tablespoons melted butter
• About 3 quarts (12 cups) of boiling salted water or well-seasoned chicken or vegetable stock
• 1 1/2 cups chopped yellow onion (optional)
• Kosher or sea salt and freshly ground black pepper to taste