Over 700,000 pounds of spaghetti and meatball products recalled

On Friday, the USDA announced that Conagra Brands, Inc. is recalling over 700,000 pounds of their spaghetti and meatballs products.

The products contain milk, which isn't on the labels but is an allergen. They were produced between January 5 and 12 of this year.

The USDA provided a PDF of product labels and a list of the affected products:

131,718 lbs. of 14.75-oz. cans with "Libby's Spaghetti and Meatballs MADE WITH PORK, CHICKEN AND BEEF IN TOMATO SAUCE" on the label with package code 2100701200 and Use By Date 01/02/19.
71,614 lbs. of 14.75-oz. cans with "Del Pino's SPAGHETTI & MEATBALLS MADE WITH PORK,
CHICKEN AND BEEF IN TOMATO SAUCE" on the label with package code 2100701200 and Use By Date 01/02/19.
38,330 lbs. of 14.75-oz. cans with "Hy-Top Spaghetti and Meatballs Made with Pork,
Chicken and Beef in Tomato Sauce" on the label with package code 2100701200 and Use By Date 01/02/19.
22,064 lbs. of 14.75-oz. cans with "Food Hold Spaghetti & Meatballs MADE WITH PORK,
CHICKEN AND BEEF IN TOMATO SAUCE" on the label with package code 2100701200 and Use By Date 01/02/19.
21,975 lbs. of 14.75-oz. cans with "Essential EVERYDAY Spaghetti with Meatballs Made With Pork,
Chicken and Beef in Tomato Sauce" on the label with package code 2100701200 and Use By Date 01/02/19.
414,424 lbs. of 14.75-oz. cans with "Chef BOYARDEE Mini pasta shells &
meatballs, Pasta and Meatballs made with Pork, Chicken and Beef in Tomato Sauce" on the label with package code 2100700500 and Use By Date 12/26/18.

They have "EST. 794M" inside the USDA inspection label. While the problem was discovered June 6, there have been no reported cases of problems due to the undeclared milk.

What was recalled in 2016?