SERVES 8 PREP 10 MINUTES + FREEZING $3.50 PER SERVE
16 seedless black grapes, halved
1½ cups clear apple juice, plus 2⁄3 cup extra 3 Lebanese cucumbers, chopped, plus ½ extra, halved lengthwise, thinly sliced 1¼ cups tequila
1⁄3 cup lemon juice 2 tablespoons lime juice 2 cups crushed ice
Sea salt, to serve
Place grapes in 16 holes of ice cube trays. Pour apple juice into holes. Freeze overnight or until set. Place extra apple juice, cucumber, tequila, lemon juice, lime juice and crushed ice in a blender. Blend until combined. Divide grape ice cubes between serving glasses. Pour margarita mixture into glasses. Coat extra cucumber in salt. Place cucumber on rims of glasses.