This is based on what I've snooped out around forums. Will update regularly.

Angelic Pear = Angel Book + Pear - 10 seconds

Chocolate Almond Tentacle = Chocolate Almond Cone + Ushunda Tentacle - 4 seconds

Eye Egg = Can of Fish Eyes + Glowing Breakfast Egg - 26 seconds

Flesh Flower - White Daisy + Sirloin Steak - 41 seconds

Juicy Peach boot - Female Furry Boots + Giant Peach - 38 seconds

Mystery Meat = Blooble + Ground Meat - 13 seconds

Radioactive Fish = Radioactive Paint + Fish in Foil - 19 seconds

Spaghetti Ice Cream = Spaghetti Bolognese + Vanilla Ice Cream Cone - 3 seconds




FAILED RECIPES
Bleach Smoothie
Bleach + Milk up to 50 seconds
Bleach + Large Milk - up to 20 seconds
Bleach + Small Milk - up to 20 seconds
Bleach + Pumpkin Creme Frappachino up to 12 seconds
Bleach + Pumpkin Shake - up to 5 seconds
Bleach + Vanilla Creme - up to 20 seconds
Bleach + Small Vanilla Creme - up to 20 seconds
Bleach + Large Vanilla Creme - up to 24 seconds

Bleach + Blood Milkshake - up to 1 second
Bleach + Daisy Milk - up to 20 seconds
Bleach + Evil Smoothie - up to 45 seconds and 50-52 seconds
Bleach + Eyeball Smoothie - up to 2 seconds
Bleach + Gravestone Ice Pop - up to 12 seconds
Bleach + Snow Paint - up to 4 seconds
Bleach + White Paint - up to 4 seconds
Bleach + Whipped Ice Cream Cone - for 2 seconds
Bleach + Tub of vanilla ice cream - up to 14 seconds



Foot Fruit
Dakota Foot + Giant Pear - up to 34 seconds, and 40 + 50 seconds
Dakota Foot + Star Fruit - up to 26 seconds
Green Grint Foot + Star Fruit - up to 60 seconds
Severed Foot + Giant Apple- for 60 seconds
Severed Foot + Giant Pear - up to 21 seconds
Severed Food + Pear - up to 14 seconds
Severed Foot + Star Fruit - up to 60 seconds
Severed Foot + Water Apple up to 15 seconds
Severed Foot + Wormy Apple - up to 10 seconds
Football Attack Boot + Giant Peach - up to 15 seconds
Old boot with cream + Giant peach - up to 60 seconds


Meat Pencil
Doyle Pencil + Ground Meat - up to 3 seconds
Bolimo Pencil + Lamb Tenderloin - up to 7 seconds
Knutt Pencil + Ground Meat - up to 14 seconds
Knutt Stick + Lamb Tenderloin - up to 20 seconds


Polka Dot Meat
A Bone of Ham + Glowing Baby Egg - up to 6 seconds and for 10 seconds
Joint of Ham + Glowing Baby Egg - up to 60 seconds
Joint of Ham + Glowing Spotted Egg - up to 4 seconds
Joint of Ham + Groovy Green Wallpaper - for 31 seconds
Joint og Ham + Jump #17 - up to 60 seconds
Joint of Ham + Milk Chocolate Easter Egg - up to 60 seconds
Joint of Ham + Polka Dot Baby Doll - up to 50 seconds & 60 seconds
Veal Leg + Glowing Baby Egg - up to 3 seconds & 20 seconds


Soap Flavoured Gummy
Bar of soap + Blue Raspberry Candycane Gummy - up to 60 seconds
Bar of Soap + Blue Raspberry Gummy Chibs - up to 22 seconds
Blue Soap + Blue Raspberry Gummy Chibs - up to 10 seconds
Blue Soap + Blue Raspberry Gummy Chibs Paws - up to 10 seconds
Blue Soap + Gummi - up to 7 seconds
White Soap + Blue Raspberry Candycane Gummy - up to 17 seconds
White Soap + Blue Raspberry Gummy Chibs Paws - up to 11 seconds


Stone Apple
Glowing Stone Egg + Frozen Red Apple - up to 9 seconds
Gravestone Ice Pop + Apple Gift - up to 11 seconds
Green Grint Foot + Water Apple - up to 15 seconds
Rock Gumball + Giant Red Apple - up to 4 seconds
Stoneage Book & Apple Candle - up to 10 seconds
Stone Cupcake + Apple Candle - up to 10 seconds
Stone Cupcake + Apple Gift - up to 15 seconds
Stone Cupcake + Frozen Green Apple - up to 10 seconds
Stone Cupcake + Frozen Red Apple - up to 10 seconds
Stone Cupcake + Giant Red Apple - up to 15 seconds
Stone Cupcake + Giant Green Apple - up to 10 seconds
Stone Cupcake + Water Apple - up to 15 seconds
Stone Cupcake + Wormy apple - up to 15 seconds
Stone Easter Egg + Giant Red Apple - up to 7 seconds
Stone Easter Egg + Candy Apple - up to 19 seconds
Stone Pumpkin + Apple Candle - up to 5 seconds
Stone Pumpkin + Apple Gift - up to 5 seconds
Stone Pumpkin + Frozen Red Apple - up to 5 seconds
Stone Pumpkin + Frozen Green Apple - up to 5 seconds
Stone Pumpkin + Giant Green Apple - up to 5 seconds
Stone Pumpkin + Giant Red Apple - up to 5 seconds
Stone Pumpkin + Water Apple - up to 5 seconds
Stone Pumpkin + Wormy Apple - up to 5 seconds


Wooden Carrot
Carrot + Drift Wood - up to 22 seconds
Carrot + Wooden Gumball - up to 43 seconds
Carrot + Wooden Pearl - up to 21 seconds
Carrot + Wooden Spoon - up to 14 seconds, and 20, 40 and 50 seconds
Carrot + Wooden temple - up to 5 seconds
Carrot + Glowing Wooden Egg - up to 25 seconds
Giant Carrot + Drift Wood - up to 21 seconds
Giant Carrot + Pirate Wooden Leg 8 secs - tried 8 seconds
Giant Carrot + Wooden Gumball - up to 25 seconds
Giant Carrot + Glowing Wooden Egg - up to 25 seconds
Corrupted Giant Carrot + Wooden Gumball - up to 20 seconds and 25 & 30 seconds