Pecan Coffee Cake

Name: Pecan Coffee Cake
Ingredients: 2/3 cup Dark Brown Sugar (packed) (topping); 2/3 cup All Purpose Flour (topping); 3/4 tsp ground cinnamon (topping); 6 tbsp unsalted butter, melted, cooled slightly(3/4 stick) (topping); 1/2 cup pecans, toasted, coarsely chopped (topping); 2 cup All Purpose Flour,for cake; 1 1/4 tsp Baking Soda,for cake; 1 tsp Ground Nutmeg,for cake; 1/2 tsp Salt,for cake; 1 1/3 cup Golden Brown Sugar (packed),for cake; 1/2 cup unsalted butter, room temperature(1 stick),for cake; 1 tsp Vanilla Extract,for cake; 2 x eggs (large),for cake; 1 cup whole-milk or reduced-fat (2%) plain Greek-style yogurt,for cake