diff --git a/tests/test_framework/utils.py b/tests/test_framework/utils.py
index c0b959c7..e506e676 100644
--- a/tests/test_framework/utils.py
+++ b/tests/test_framework/utils.py
@@ -75,6 +75,14 @@ def spend_coins(lianad, bitcoind, coins):
     return tx
 
 
+def sign_and_broadcast(lianad, bitcoind, psbt, recovery=False):
+    """Sign a PSBT, finalize it, extract the transaction and broadcast it."""
+    signed_psbt = lianad.sign_psbt(psbt, recovery)
+    finalized_psbt = lianad.finalize_psbt(signed_psbt)
+    tx = finalized_psbt.tx.serialize_with_witness().hex()
+    return bitcoind.rpc.sendrawtransaction(tx)
+
+
 class RpcError(ValueError):
     def __init__(self, method: str, params: dict, error: str):
         super(ValueError, self).__init__(
diff --git a/tests/test_rpc.py b/tests/test_rpc.py
index 3ba4e6f5..fb16defe 100644
--- a/tests/test_rpc.py
+++ b/tests/test_rpc.py
@@ -8,7 +8,14 @@ from test_framework.serializations import (
     PSBT_IN_PARTIAL_SIG,
     PSBT_IN_NON_WITNESS_UTXO,
 )
-from test_framework.utils import wait_for, COIN, RpcError, get_txid, spend_coins
+from test_framework.utils import (
+    wait_for,
+    COIN,
+    RpcError,
+    get_txid,
+    spend_coins,
+    sign_and_broadcast,
+)
 
 
 def test_getinfo(lianad):
@@ -123,10 +130,7 @@ def test_create_spend(lianad, bitcoind):
         )
 
     # We can sign it and broadcast it.
-    signed_psbt = lianad.sign_psbt(PSBT.from_base64(res["psbt"]))
-    finalized_psbt = lianad.finalize_psbt(signed_psbt)
-    tx = finalized_psbt.tx.serialize_with_witness().hex()
-    bitcoind.rpc.sendrawtransaction(tx)
+    sign_and_broadcast(PSBT.from_base64(res["psbt"]))
 
 
 def test_list_spend(lianad, bitcoind):