These are all the ones that I know of right now, neomail me if you know of some that I missed!

1. Green Apple + Onion Rings = Apple Onion Rings
2. Strong Berry + Fungi Fruit = Fundus Fruit
3. Snowberries + Donut Fruit = Frosted Donut
4. Hot Soup + Chocolate Milkshake = Hot Chocolate
5. Cherries + Neocola = Cherry Neocola
6. Rainbow Negg + Vanillla Milkshake = Vanilla Negg
7. Spicy Wings + Hot Cakes = Chicken Roll
8. Grilled Cheese + Ham = Ham and Cheese Sandwich
9. Mechaberries + Bread = Mechabread
10. Grilled Cheese + Plum = Cheese Plum Bread
11. Plum + Neocrunch Cereal = Plum Crunch Cereal
12. Mecha Berries + Donutes = Mecha Donute
13. Fungi Fruit + Pizza = Fungi Pizza
14. Toffee Ice Cream + Thornberry = Thorn Cream Cone
15. ErgyFruit + Brocolli = Ergy Brocolli
16. Donutfruit + Large Jelly Smoothie = Jelly Donut Smoothie
17. Neocola + Wine = Caffeine Bubbles
18. Sausage + Bread = Sausage Wrap
19. Scrambled Rainbow Negg + Chocolate Chip Cookie = Negg Cream Cookie
20. Rainbow Vanilla Negg + Cinnamon Swirl = Scrambled Rainbow Negg
21. Wriggling Grub + Organic Bananas = Banana Grub
22. Mechabread + Tigersquash Mega = Mecha Tiger Jam and Toast
23. Joint of Ham + Muntago = Sweet Ham and Fruit
24. Coffee + ChocoPie Slice = CakeCoffee
25. Teal Juppie + Kraku Berries = Muntando Fruit
26. Magic Potion + Sunflower Seeds = Asparagus
27. Asparagus + Hot Chocolate = Cup of Hot Borovan
28. Grapes + Mechaberries = Mechagrapes
29. Scabu + Ergy Fruit = Scabergy


Pets
30. Cool Purple Teddy Bear + Huggy = Huggy Bear
31. Mongmong + Snorkle = Moink
32. Poppit + Spyder = Spoppy
33. Anglepuss + Triffin = Blooky
34. Buzzer + Fungree = Foobug
35. Neotrak + Avabot = ComboBot
36. Wheelie + Pinceron = Ultra Pinceron
37. ComboBot + Ultra Pinceron = Ultra Mega Bot 2000
38. Baby Fireball + Bloop = Froiler


Other
39. Flaming Torch + Purple Fuzzle = Flaming Wuzzle