Here is the full list of all 45 Cook, Serve, Delicious! 2!! achievements.
Got Rank 25
Get a Gold Medal on Biggs Burgers Shift 09
Play a day of Zen Mode (CSD Restaurant)
Complete a perfect day using 6 random entrees, 3 random sides and 2 random drinks in Zen Mode (CSD Restaurant)
Add another one to the apron!
Survive a Super Rush Hour
Complete a Zen Shift in any restaurant other than Cook, Serve, Delicious!
Get golds on all shifts in a single restaurant.
Complete a perfect day using 4 random entrees in Standard or Classic Mode (CSD Restaurant)
Got Rank 15
Earn 10 Gold Medals
Earn 10 Bronze Medals
Got a Full Star Upgrade
Not half bad!
Got a Gold Medal
Receive a Historical Object
The First Step in a Long Journey
Lethal Knives, Lethal Fists
Took a class with Chef Risotto!
Get a Gold Medal on Chinese Food Shift 01
Get a Gold Medal on The World Tour Shift 10
Get a Gold Medal on Breakfast and Breakloose Shift 10
Get a Gold Medal on Slammy's BBQ Shift 14
Earn 25 Gold Medals
Earn 50 Gold Medals
Earn 25 Silver Medals
Earn 50 Silver Medals
Earn 100 Silver Medals
Earn 75 Gold Medals
Earn 25 Bronze Medals
Earn 50 Bronze Medals
Earn 100 Bronze Medals
Earn 200 Bronze Medals
Get a Gold Medal on Sushi Nest Shift 10
Complete 20 Days of Service with any mode in the CSD Restaurant
Play a day of Stress Mode (CSD Restaurant)
Maintain 150% buzz for an entire shift in Stress Mode (CSD Restaurant)
Complete a day with fewer than 25 average/bad orders using 6 random entrees and any sides/drinks in Stress Mode (CSD Restaurant)
Complete a day using an Active Menu with six All Time Classic entrees and any sides/drinks in Classic Mode (CSD Restaurant)
Get golds on all shifts in six different restaurants.
Get golds on all shifts in fifteen different restaurants.
Get a gold medal on Contrast Coffee Shift 14
Get a gold medal on Burrito Time Shift 6
Get a gold medal on Planet Blue Shift 2
Complete a perfect shift in CSD using the following menu in Standard Mode: Espresso shots, Hot Lattes, Smoothies, Cookies, Fruit Plate, and the Juice Bar.