"Pecan streusel" refers to a sweet crumbly topping made with crushed pecans that is often used to add flavor and texture to baked goods like cakes, pies, muffins, or sweet breads. Full definition
Jumbo Pumpkin Spice Muffins with Pecan Streusel Topping from Family Around The Table. (itbakesmehappy.com)
Related on EcoSalon Cucumber Sandwiches with Vegan Cream Cheese and Mint Grilled Salmon Panini Recipe with Cream Cheese Heirloom Pumpkin Cream Cheese Bread with Pecan Streusel Topping (ecosalon.com)
This brown butter pumpkin sage bread is moist, filled with lots of pumpkin with a crunchy cinnamon pecan streusel topping! (aclassictwist.com)