Ok here's how I code and it works!
•click the character and click edit blueprint
• click logic
•the click on when this collides with(you need to tag the food!)
•the click on modify a variable set to 1(click realitive
• click on modify ticker set to 1
• click on modify a property
•click an current frame (click realitive)
• click on tell the colliding the preform a response
• set to frame number what ever you'd like
• then click on wait before a response set to 1 second
• finally click on modify a property the set to current frame 1
Click SAVE and you done! (Sorry if it's confusing I can explain good but you can look at my newest deck go to view deck source and look!)