1 1/2 oz of Reposado Tequila (or Tequila)
1/2 oz of Triple Sec
1/2 oz of St Germain (or Elderflower Cordial)
1/2 oz of blood orange juice
1/2 oz of Lime Juice
2 dash of orange bitters
1 oz of Rose Champagne (or Champagne)
Shake, strain, top with Champagne, garnish with a blood orange wheel.