Copycat Starbucks Mocha Cookie Crumble Frappuccino

Prep: 15 min3 servingsmediumAmerican
Copycat Starbucks Mocha Cookie Crumble Frappuccino

Chilled coffee blended drink with creamy milk, cocoa powder, crushed Oreos, and chocolate sauce. Rich mocha flavor balanced by cookie crunch and whipped cream topping. Serve as an indulgent afternoon treat or dessert beverage. This version freezes coffee ahead for authentic frappuccino texture without commercial machinery.

Ingredients

3 servings
  • 2 cup milk, whole or non-dairy
    oat milk1:1dairy-freedairy-free

    high

    Full guide →
  • 2 cup hot water, for coffee base
  • 7 tablespoon instant coffee granules
  • 6 tablespoon hot chocolate powder, unsweetened or drinking chocolate
    cocoa powder plus 1 tbsp sugar1:1vegan

    medium

  • 4 tablespoon superfine sugar
  • 12 Oreo cookies, whole
    chocolate wafer cookies1:1gluten-free option

    medium

    Full guide →
  • 1 tablespoon chocolate sauce, for topping
  • whipped cream, for topping

Instructions

  1. 1

    Stir instant coffee granules into hot water until dissolved.

  2. 2

    Cool completely, then pour into ice cube mould and freeze overnight.

  3. 3

    Add frozen coffee cubes to blender with milk, hot chocolate powder, and superfine sugar.

  4. 4

    Blend on high for 30 seconds until smooth.

  5. 5

    Add 11 Oreo cookies and pulse about 10 times until incorporated but chunky.

  6. 6

    Pour into glasses, top with whipped cream, chocolate sauce, and one crushed Oreo cookie.

Tips

Tip 1

Freeze coffee in ice cube tray overnight for authentic frappuccino texture; this prevents dilution from regular ice.

Tip 2

Pulse cookies rather than fully blending to maintain chunky texture; overblending creates paste instead of crumble.

Tip 3

Use cold milk straight from fridge to keep drink frosty without over-diluting.

Good to Know

Storage

Blend and drink immediately. Prepared frappuccino does not store; freeze leftover coffee cubes up to 2 weeks in airtight container.

Make Ahead

Freeze coffee cubes up to 2 weeks ahead. Keep whipped cream separate until serving.

Serve With

Serve immediately after blending in chilled glass with straw. Top with whipped cream and crushed Oreo just before serving to prevent sogginess.

Common Mistakes

Watch

Do not blend cookies too long to avoid cookie paste texture instead of crumble.

Watch

Do not use warm milk to avoid melting frozen coffee cubes before blending.

Watch

Do not add whipped cream until serving to prevent melting.

Substitutions

Dairy-Free Swaps

milk
oat milk1:1dairy-freedairy-free

high

Full guide →

Vegan Options

hot chocolate powder
cocoa powder plus 1 tbsp sugar1:1vegan

medium

Gluten-Free Swaps

Oreo cookies
chocolate wafer cookies1:1gluten-free option

medium

Full guide →
Find more substitutions →

FAQ

Can I use regular ice instead of frozen coffee cubes?

Yes, but the drink will dilute as regular ice melts. Frozen coffee cubes maintain flavor intensity and frappuccino texture. Use 2 cups of regular ice if needed, reduce milk by half cup.

What if I do not have instant coffee granules?

Brew strong cooled coffee instead: use 1 cup brewed coffee plus 1 cup water. Instant coffee provides concentrated flavor; brewed coffee may taste weaker. Freeze same way overnight.

How long can I keep frozen coffee cubes?

Store in airtight freezer container up to 2 weeks. Coffee flavor degrades over time and freezer burn affects taste. Make fresh weekly for best flavor.