01 - Cook breakfast sausage links in a skillet over medium heat or according to package instructions until thoroughly heated and browned. Set aside.
02 - Remove crusts from bread slices and flatten each slice evenly with a rolling pin.
03 - In a shallow bowl, vigorously whisk the eggs, milk, vanilla extract, and cinnamon until blended.
04 - Place one cooked sausage link at the edge of a bread slice. Roll tightly around the sausage, securing with a toothpick if needed. Repeat with remaining bread and sausages.
05 - Submerge each roll-up in the prepared egg mixture, ensuring all sides are fully coated.
06 - Melt butter in a nonstick skillet over medium heat. Arrange roll-ups seam side down and cook, turning frequently, until all sides are golden brown, about 3–4 minutes total. Discard toothpicks before serving.
07 - Transfer roll-ups to a serving platter. Drizzle with maple syrup and dust with powdered sugar if desired. Serve immediately while hot.