Cook with it as you would yogurt (stroganoff, curries, etc) but it doesn't curdle when heated.
Use in place of cream cheese in baked New York cheesecake.
Add flavourings to it to make a creamy dip (eg guacamole, garlic, herb, chilli)
Use as per natural yogurt and add berries, fruit compote, grains, etc for a delicious breakfast or dessert.
Use instead of sour cream to make dressings for salads, steaks, etc.
It has a very mild inoffensive flavour (not like yogurt), and is quite creamy, so is perfect as sweet or savoury).
I grew up in Germany and would often have a bowlful for dessert with a teaspoon of choc Nesquik stirred through 