Gather your ingredients.
Maple syrup, citrus juice, and bitters are added to a rocks glass.
In a rocks glass, combine the maple syrup with the orange juice, lemon juice, and bitters.
An orange wheel is muddled in the glass.
Add the orange wheel and lightly muddle.
Bourbon is added and stirred with muddled orange mixture.
Add the bourbon and stir well.
Ice and seltzer are added to the glass.
Fill the glass with ice and top with the chilled seltzer.
1/2 ounce dark maple syrup
1/2 ounce orange juice
1/4 ounce lemon juice
4 dashes Angostura bitters
1/2 orange slice
2 ounces bourbon
1 1/2 ounces chilled seltzer water