Pre-heat the oven grill.
Peel and the chop onion. Fry the onion for 3-4 min in a pan on medium heat with 2 tbsp of olive oil. Add pancetta slices, continue to fry for another 2 min, then turn off the heat.
Wash and cut the cucumber into rounds. Wash and cut the apple into sticks
Cut the bagels in half and quickly toast them under the grill.
Spread the Saint Agur Cream on both halves of the bagels. Distribute the cucumber rounds, onions, pancetta, apple sticks and salad on the bottom halves of the bagels.
Drizzle with a little olive oil, add the top halves of the bagels, then squeeze slightly and enjoy immediately.