Step 1

Place sourdough (4 slices/approx 150g) and rosemary leaves (1 tbsp) into a food processor and process into crumbs.

Step 2

Heat olive oil (1 tbsp) and butter (1 tbsp) together in a frypan until sizzling, then add crumb mixture to pan.

Step 3

Mix to coat crumbs in oil and butter, and fry over medium high heat, stirring until crumbs are browned and crisp.

Step 4

Add crushed garlic (1 clove) to breadcrumb mixture and mix well to combine thoroughly. Continue to fry for 1-2 minutes then remove from heat.

Step 5

Serve sprinkled over pasta.