Step 1

In a large bowl, combine the ground beef with the rest of the meatball ingredients.

Step 2

Mix the meat mixture until all ingredients are incorporated.

Step 3

Shape into 1 1/2" balls, ending up with about 20 meatballs.

Step 4

In a small bowl, combine the water chestnuts, green onions, garlic and ginger in a bow and mix well.

Step 5

In a separate bowl, mix the hoisin sauce, garlic chili sauce and soy sauce.

Step 6

Layer the meatballs, water chestnut mixture and sauce mixture alternately in a slow cooker until all of the ingredients are used.

Step 7

Cook on High for 2 hours (Low for 4-6 hours) stirring occasionally to ensure even cooking.

Step 8

Reduce the heat to low and serve when ready. Sprinkle with sliced green onions and sesame seeds if desired and use the pot juices as a dipping sauce.