Preheat your oven to 210 degrees and line 2 baking trays with foil.
Place the garlic cloves, onion , carrot, red capsicum and zucchini into your Thermomix bowl and mix for 6 seconds on speed 5 to grate.
Scrape down the sides of your Thermomix bowl and add the dried mixed herbs, walnuts and rolled oats. Mix for 4 seconds on speed 5 to combine.
Scrape down the sides of your Thermomix bowl and add (in this order) the torn pieces of stale bread, eggs and feta cheese and mix for 20 seconds on speed 5 to combine. Use your spatula to push the ingredients down into the bowl for the first 10 seconds.
Place your partially thawed pastry onto your bench and cut in half lengthways. Add filling along the centre of each pastry piece and then carefully roll to enclose. Cut into 4 pieces. Repeat until you have used all of the mixture/pastry.
Place the Vegetarian Sausage Rolls onto your baking trays and brush with the extra egg which has been lightly beaten.
Place the Vegetarian Sausage Rolls into your preheated oven and bake for 25 minutes or until the pastry is puffy and golden.