1 ½ oz sil­ver tequi­la ½ oz mez­cal ½ oz Grand Marnier 1 oz beet juice mix­ture (beets, car­rot, lime) Splash of agave Gar­nish with a dehy­drat­ed blue­ber­ry sug­ar rim Shake with ice and dou­ble strain into a chilled cock­tail glass rimmed with blue­ber­ry sug­ar.