diff --git a/lib/kopi.coffee b/lib/kopi.coffee
index baab240..871d5af 100644
--- a/lib/kopi.coffee
+++ b/lib/kopi.coffee
@@ -120,4 +120,11 @@ class Kopi
 
     "Kopi#{milk}#{coffeeLevel}#{sugarLevel}#{ice}"
 
+  dabao: (kopi, serve = 'packet') ->
+    # WARNING: plastic cup might charge extra 20 cent
+    if /\b(plastic cup|packet)\b/.test(serve)
+      'Da bao ' + kopi + ', ' + serve + '!'
+    else
+      'Da bao ' + kopi + '... talk cock only la'
+
 module.exports = new Kopi
diff --git a/test/kopi_spec.coffee b/test/kopi_spec.coffee
index db3eab4..83a6dd8 100644
--- a/test/kopi_spec.coffee
+++ b/test/kopi_spec.coffee
@@ -228,3 +228,23 @@ describe 'Kopi', ->
           coffee: .5
           sugar: 0
         expect(name).to.equal 'Kopi C Kosong'
+
+  describe '#dabao', ->
+    kopi = Kopi.stringify
+      condensed_milk: .2
+      water: .4
+      coffee: .4
+      sugar: 1
+
+    it 'dabaos Kopi in a bag with a straw', ->
+      dabao = Kopi.dabao(kopi)
+      expect(dabao).to.equal 'Da bao Kopi, packet!'
+
+    it 'dabaos Kopi in a plastic cup', ->
+      dabao = Kopi.dabao(kopi, 'plastic cup')
+      expect(dabao).to.equal 'Da bao Kopi, plastic cup!'
+
+    it 'dabaos Kopi in the mouth', ->
+      dabao = Kopi.dabao(kopi, 'mouth')
+      expect(dabao).to.equal 'Da bao Kopi... talk cock only la'
+