Coffee Cake with Pecan-Cinnamon Streusel

Name: Coffee Cake with Pecan-Cinnamon Streusel
Yield: Serves 8 to 10
Ingredients: 1 cup, pecans, toasted; 1/3 cup packed (2 1/3 ounces/66 grams), brown sugar; 1/2 cup (2 1/2 ounces/71 grams), all-purpose flour; 3/4 teaspoon, ground cinnamon; 1/4 teaspoon, salt; 4 tablespoons, unsalted butter, melted and cooled; 1 teaspoon, water; 1 2/3 cups (8 1/3 ounces/236 grams), all-purpose flour; 1 cup (7 ounces/198 grams), sugar; 1 teaspoon, ground cinnamon; 1 teaspoon, baking powder; 1/2 teaspoon, baking soda; 3/4 teaspoon, salt; 7 tablespoons, unsalted butter, cut into 7 pieces and softened; 3/4 cup, milk; 1 , large egg plus 1 large yolk; 1 teaspoon, vanilla extract

Desserts or Baked Goods
Quick Breads

By Lan Lam ･ Appears in Cook's Illustrated January/February 2018, America's Test Kitchen TV

Could we streamline the process for this breakfast treat and still produce a soft, tender crumb crowned with a crunchy, nutty streusel?

SERVES 8 to 10

TIME 1¾ hours, plus 2 hours cooling

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