Preheat your oven to 350 degrees
Line a baking sheet with parchment paper
Beat together your butter, and sugar
Add in your egg and vanilla and beat
Now add in your flour, baking soda, baking powder, and cream of tartar and beat again
Separate your dough into 5 separate bowls
Now add a drop of each color food coloring into each separate bowl and mix your dough separately
Mix in 1/5 of your chocolate chips in each bowl
Now grab a small amount of each color dough into your hands and roll in a ball
Place onto your parchment paper lined baking sheet
Cook for 10 minutes
Let cool and enjoy!