Homemade Marshmallows

2 tablespoons Sweet Wise powdered gelatin
8 tablespoons cold water
2 cups granulated sugar
1/2 cup cold water
1/4 teaspoon salt
2 teaspoons vanilla extract (alternatively, 1 tsp vanilla and 1 tsp flavor of choice)
Optional: Color of choice, or just leave white

Line a 8 to 10 inch square pan with parchment paper AND dust with powdered sugar. Set aside.
In a small bowl, soak gelatin in 8 tbsp cold water. Set aside.
Combine granulated sugar and 1/2 cup of water in a large heavy saucepan.
Cook and stir over medium heat until dissolved.
Add gelatin and bring to a boil, remove from heat immediately.
Pour into a large mixing bowl and let stand until partially cool.
Add salt and vanilla extract (and flavor f choice if desired) .
Beat with an electric mixer until soft and double in volume. Total time should take about 10 minutes. About 5 minute in, add color if desired.
Pour into prepared pan.
Set to cool, about 2 hours.
Cut into 1.5 inch pieces and roll in powdered sugar.