Step 1

MANGO: Blend 1 cup of mango chunks in a blender until completely smooth.

Step 2

BLACK CHERRY: Blend 1/cup of pitted dark sweet cherries in a blender until completely smooth.

Step 3

GRAPEFRUIT: Juice 1 fresh grapefruit.

Step 4

LIME: Juice 3-4 limes.

Step 5

In a cocktail glass, add 2 tablespoons of your prepared fruit juice or puree.

Step 6

Add one ounce of vodka, stir to combine.

Step 7

Top the cup with ice.

Step 8

If you're using a SodaStream, fill the carbonating jar with cold water. If you're not, open a can of seltzer water, and pour it into a prepared cocktail glass.

Step 9

Install the jar into the machine and carbonate the water as much as you like. For me, that's 3 3-second bursts.

Step 10

Remove the jar from the SodaStream and fill your prepared cocktail glass.