Actor | Soundtrack | Writer. Cheech Marin was born on July 13, 1946 in Los Angeles, California, USA as Richard Anthony Marin. He... Born: July 13, 1946
1 Combine turkey, bread crumbs, spinach, egg, onion powder, and garlic powder together in a bowl. Roll mixture into palm-size meatballs and place 2 inches apart on a baking sheet.  Bake in the preheated oven until no longer pink in the center and outside is browned, 15 to 20 minutes. An instant-read thermometer inserted into the center should read at least 165 degrees F (74 degrees C).
***I have always baked my 1 1/2 inch meatballs at 350 degrees for approximately 25 minutes, I sacrifice the middle ones to make sure it's not pink in the middle, I make 90 at a time and freeze them in batches of 6.eport Abuse. ***I have always baked my 1 1/2 inch meatballs at 350 degrees for approximately 25 minutes, I sacrifice the middle ones to make sure it's not pink in the middle, I make 90 at a time and freeze them in batches of 6. This way they're ready for meatball sandwiches on homemade pizza, and in Lasagna.