Here is the full list of all 16 Delicious - there are Emily's Road Trip achievements.
Complete the tutorial.
Complete Level 5.
Complete the first chapter.
Complete all the levels at Betty’s Restaurant.
Complete all the levels at Tully’s Ranch.
Complete all the levels at Rose’s Tavern.
Complete all the levels at Ralph’s Horror Cafe.
Complete all the levels at Emily's Garden.
Complete all the story events.
Buy every product from every shop.
Unlock every product upgrade for every menu.
Find Carl the Mouse in every level of the game.
Unlock all three stars in every level of the game.
Unlock all three stars during every challenge in the game.
Use diamonds to purchase all the camp’s stuff.
Unlock all trophies!