Homemade Chocolate Syrup

1 cup cocoa powder
1 1/2 cups sugar
1 dash salt
1 1/2 cups water
1 teaspoon vanilla extract

Combine all ingredients in a medium saucepan; boil 2-5 minutes, stirring, until sauce begins to thicken. Store in refrigerator.

NOTES
From Food.com.
So easy to make, so delicious. Much better than store-bought.