Ah-ha! So there you are.
4 seconds sound clip from the Yogi's First Christmas (1980) movie soundboard.
You can hear this line at 00:07:41 in the Blu-ray version of the movie.
Quote context
[...]
- I must talk to the hotel manager.
- Hey, hey, hey, pinch me. I'm going into a coma from that tantalizing aroma.
- Hey, hey, hey, looks like we hit the jackpot.
- We're in somebody's kitchen.
- What better place to be, little bear-type buddy?
- Yummy yummy yum. Raspberry jam to go with the ham.
- What kept you? Put these on. Quickly, quickly.
- I think they're prison-type clothes.
- I am Otto, the chef. You waiters will help me prepare the food.
- Yes, sir, Mr. Otto. I know all about food.
[...]