To continue on to breakfast in Engpsh, you can say "Let's go have breakfast" or "Let's go get breakfast". This expression comes from the fact that breakfast is the first meal of the day, and "to go" means to move from one place to another. For example, you might say "After our morning run, let's go have breakfast at that new café down the street" or "I'm hungry, let's go get breakfast at the diner."