diff --git a/src/grpc_client/main.py b/src/grpc_client/main.py
index fc64ef3..bf866bf 100644
--- a/src/grpc_client/main.py
+++ b/src/grpc_client/main.py
@@ -21,6 +21,10 @@
 from xosconfig import Config
 from twisted.internet import reactor
 
+from xosconfig import Config
+from multistructlog import create_logger
+log = create_logger(Config().get('logging'))
+
 class GRPC_Client:
     def __init__(self):
         self.client = None
@@ -32,7 +36,7 @@
         self.grpc_insecure_endpoint = insecure + ":50055"
 
     def setup_resources(self, client, key, deferred, recipe):
-        print "[XOS-TOSCA] Loading resources"
+        log.info("[XOS-TOSCA] Loading resources for authenticated user")
         if key not in RESOURCES:
             RESOURCES[key] = {}
         for k in client.xos_orm.all_model_names:
@@ -40,7 +44,7 @@
         reactor.callLater(0, deferred.callback, recipe)
 
     def start(self):
-        print "[XOS-TOSCA] Connecting to xos-core"
+        log.info("[XOS-TOSCA] Connecting to xos-core")
 
         deferred = defer.Deferred()
 
diff --git a/src/grpc_client/models_accessor.py b/src/grpc_client/models_accessor.py
index 5d54644..2c96c48 100644
--- a/src/grpc_client/models_accessor.py
+++ b/src/grpc_client/models_accessor.py
@@ -13,6 +13,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from xosconfig import Config
+from multistructlog import create_logger
+log = create_logger(Config().get('logging'))
 
 from resources import RESOURCES
 
@@ -69,15 +72,15 @@
         models = cls.objects.filter(**filter)
 
         if len(models) == 1:
-            print "[XOS-Tosca] Model of class %s and properties %s already exist, retrieving instance..." % (class_name, str(filter))
             model = models[0]
+            log.info("[XOS-Tosca] Model of class %s and properties %s already exist, retrieving instance..." % (class_name, str(filter)), model=model)
         elif len(models) == 0:
 
             if 'must-exist' in data and data['must-exist']:
                 raise Exception("[XOS-TOSCA] Model of class %s and properties %s has property 'must-exist' but cannot be found" % (class_name, str(filter)))
 
             model = cls.objects.new()
-            print "[XOS-Tosca] Model (%s) is new, creating new instance..." % str(filter)
+            log.info("[XOS-Tosca] Model (%s) is new, creating new instance..." % str(filter))
         else:
             raise Exception("[XOS-Tosca] Model of class %s and properties %s has multiple instances, I can't handle it" % (class_name, str(filter)))
 
diff --git a/src/main.py b/src/main.py
index 0d56392..6b0359d 100644
--- a/src/main.py
+++ b/src/main.py
@@ -15,17 +15,21 @@
 
 
 import os
-from grpc_client.main import GRPC_Client
-from tosca.generator import TOSCA_Generator
-from web_server.main import TOSCA_WebServer
-from twisted.internet import defer
 from xosconfig import Config
+from multistructlog import create_logger
 
 current_dir = os.path.dirname(os.path.realpath(__file__))
 config_file = os.path.join(current_dir, 'xos-tosca.config.yaml')
 config_schema = os.path.join(current_dir, 'xos-tosca-config-schema.yaml')
 
 Config.init(config_file, config_schema)
+log = create_logger(Config().get('logging'))
+
+from grpc_client.main import GRPC_Client
+from tosca.generator import TOSCA_Generator
+from web_server.main import TOSCA_WebServer
+from twisted.internet import defer
+
 
 class Main:
 
@@ -41,7 +45,7 @@
         return deferred
 
     def start(self):
-        print "[XOS-TOSCA] Starting"
+        log.info("[XOS-TOSCA] Starting")
 
         # Remove generated TOSCA and KEYS that may have been downloaded by a previous session. This is done here, rather
         # than in the generator, to cover the case where the TOSCA engine is restarted and a web request is received
diff --git a/src/tosca/generator.py b/src/tosca/generator.py
index 13472f9..3f54a77 100644
--- a/src/tosca/generator.py
+++ b/src/tosca/generator.py
@@ -13,6 +13,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from xosconfig import Config
+from multistructlog import create_logger
+log = create_logger(Config().get('logging'))
 
 import os
 from default import TOSCA_DEFS_DIR, TOSCA_KEYS_DIR
@@ -38,7 +41,7 @@
             os.remove(keys_fn)
 
     def generate(self, client):
-        print "[XOS-TOSCA] Generating TOSCA"
+        log.info("[XOS-TOSCA] Generating TOSCA")
 
         try:
             xproto = client.utility.GetXproto(Empty())
@@ -48,10 +51,9 @@
             args.target = os.path.join(current_dir, 'xtarget/tosca.xtarget')
             args.write_to_file = 'target'
             XOSProcessor.process(args)
-            print "[XOS-TOSCA] Recipes generated in %s" % args.output
+            log.info("[XOS-TOSCA] Recipes generated in %s" % args.output)
         except Exception as e:
-            print "[XOS-TOSCA] Failed to generate TOSCA"
-            print e
+            log.exception("[XOS-TOSCA] Failed to generate TOSCA")
 
         try:
             xproto = client.utility.GetXproto(Empty())
@@ -62,8 +64,7 @@
             args.write_to_file = 'single'
             args.dest_file = 'KEYS.py'
             XOSProcessor.process(args)
-            print "[XOS-TOSCA] TOSCA Keys generated in %s" % args.output
+            log.info("[XOS-TOSCA] TOSCA Keys generated in %s" % args.output)
         except Exception as e:
-            print "[XOS-TOSCA] Failed to generate TOSCA Keys"
-            print e
+            log.exception("[XOS-TOSCA] Failed to generate TOSCA Keys")
 
diff --git a/src/tosca/parser.py b/src/tosca/parser.py
index b691166..fe8382b 100644
--- a/src/tosca/parser.py
+++ b/src/tosca/parser.py
@@ -14,6 +14,10 @@
 # limitations under the License.
 
 
+from xosconfig import Config
+from multistructlog import create_logger
+log = create_logger(Config().get('logging'))
+
 from toscaparser.tosca_template import ToscaTemplate, ValidationError
 from default import TOSCA_RECIPES_DIR
 from grpc_client.resources import RESOURCES
@@ -227,17 +231,16 @@
                         reference_only = True
 
                     if self.delete and not model.is_new and not reference_only:
-                        print "[XOS-Tosca] Deleting model %s[%s]" % (class_name, model.id)
+                        log.info("[XOS-Tosca] Deleting model %s[%s]" % (class_name, model.id))
                         model.delete()
                     elif not self.delete:
-                        print "[XOS-Tosca] Saving model %s[%s]" % (class_name, model.id)
+                        log.info("[XOS-Tosca] Saving model %s[%s]" % (class_name, model.id))
                         model.save()
 
 
                     self.saved_model_by_name[recipe.name] = model
                 except Exception, e:
-                    print "[XOS-TOSCA] Failed to save model: %s [%s]" % (class_name, recipe.name)
-                    traceback.print_exc()
+                    log.exception("[XOS-TOSCA] Failed to save model: %s [%s]" % (class_name, recipe.name))
                     raise e
 
         except ValidationError as e:
@@ -257,7 +260,7 @@
                 exception_msg = e._state.details
             raise Exception(exception_msg)
         except Exception, e:
-            print e
+            log.exception(e)
             raise Exception(e)
 
 
diff --git a/src/web_server/main.py b/src/web_server/main.py
index f5d8043..3e2cf8f 100644
--- a/src/web_server/main.py
+++ b/src/web_server/main.py
@@ -13,6 +13,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from xosconfig import Config
+from multistructlog import create_logger
+log = create_logger(Config().get('logging'))
 
 from grpc_client.main import GRPC_Client
 from klein import Klein
@@ -48,10 +51,10 @@
         request.setResponseCode(500)
         try:
             f = failure.getErrorMessage()
-            print "[XOS-TOSCA] Error while loading TOSCA: \n\n", f
+            log.info("[XOS-TOSCA] Error while loading TOSCA: \n\n", failure=f)
             return f
-        except:
-            print failure
+        except Exception:
+            log.info("[XOS-TOSCA] Fatal Error: \n\n", failure=failure)
             return "Internal server error, please report this along with the failed recipe."
 
     @app.route('/', methods=['GET'])