Παστίτσιο ελαφρύ & εύκολο!
–1.3 lbs ground beef or pork (500–600 grams) • penne pasta • red bell pepper • olive oil • Salt, pepper, thyme, paprika • hot pasta water (about 500 grams) • tomato puree • small onion, finely chopped • garlic, finely chopped • –3 1/3 cups plain Greek yogurt (700–800 grams) • eggs • shredded yellow cheese (such as kefalotyri and graviera, or substitute with Parmesan and Gruyère) (200 grams) + a little extra cheese and sesame seeds for topping •