diff --git a/src/main.rs b/src/main.rs
index ab43c36..5e16f8f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -12,7 +12,7 @@ fn main() {
     let listener = Ear::new();
 
     let (stream, req) = listener.listen();
-    let sender = Mouth::new(stream);
+    let mut sender = Mouth::new(stream);
     // let data: String = get_data(&req); // TODO: update type
     // let json_data = transform_to_json(&data);
     let json_data = serde_json::json!({"test": 200, "foo": "bar"});
diff --git a/src/mouth.rs b/src/mouth.rs
index 5be4a2f..ec58ebd 100644
--- a/src/mouth.rs
+++ b/src/mouth.rs
@@ -1,4 +1,4 @@
-use std::net::TcpStream;
+use std::{net::TcpStream, io::Write};
 
 use serde_json::Value;
 
@@ -13,7 +13,7 @@ impl Mouth {
         }
     }
 
-    pub fn send_data(&self, data: Value) {
-        todo!();
+    pub fn send_data(&mut self, data: Value) {
+        self.stream.write_all(data.to_string().as_bytes()).unwrap();
     }
 }