diff --git a/lib/src/main/java/net/tomatentum/cutin/factory/ImmutableMethodFactory.java b/lib/src/main/java/net/tomatentum/cutin/factory/ImmutableMethodFactory.java
new file mode 100644
index 0000000..6555efb
--- /dev/null
+++ b/lib/src/main/java/net/tomatentum/cutin/factory/ImmutableMethodFactory.java
@@ -0,0 +1,20 @@
+package net.tomatentum.cutin.factory;
+
+import java.util.Set;
+
+import net.tomatentum.cutin.MethodParser;
+
+public abstract class ImmutableMethodFactory<I extends Object, C extends Object> implements ReflectedMethodFactory.Factory<I, C> {
+
+    protected Set<MethodParser> parser;
+
+    protected ImmutableMethodFactory(MethodParser... parser) {
+        this.parser = Set.of(parser);
+    }
+
+    @Override
+    public Set<MethodParser> parser() {
+        return this.parser;
+    }
+    
+}
diff --git a/lib/src/main/java/net/tomatentum/cutin/factory/MutableMethodFactory.java b/lib/src/main/java/net/tomatentum/cutin/factory/MutableMethodFactory.java
new file mode 100644
index 0000000..5318a38
--- /dev/null
+++ b/lib/src/main/java/net/tomatentum/cutin/factory/MutableMethodFactory.java
@@ -0,0 +1,17 @@
+package net.tomatentum.cutin.factory;
+
+import net.tomatentum.cutin.MethodParser;
+
+public abstract class MutableMethodFactory<I extends Object, C extends Object> extends ImmutableMethodFactory<I, C> {
+
+    public MutableMethodFactory<I, C> addParser(MethodParser parser) {
+        super.parser.add(parser);
+        return this;
+    }
+
+    public MutableMethodFactory<I, C> removeParser(MethodParser parser) {
+        super.parser.remove(parser);
+        return this;
+    }
+    
+}
diff --git a/lib/src/main/java/net/tomatentum/cutin/factory/ReflectedMethodFactory.java b/lib/src/main/java/net/tomatentum/cutin/factory/ReflectedMethodFactory.java
index e7f1d5c..01b20d2 100644
--- a/lib/src/main/java/net/tomatentum/cutin/factory/ReflectedMethodFactory.java
+++ b/lib/src/main/java/net/tomatentum/cutin/factory/ReflectedMethodFactory.java
@@ -17,7 +17,7 @@ public interface ReflectedMethodFactory<I extends Object, C extends Object> {
     public interface Factory<I extends Object, C extends Object> {
 
         Optional<ReflectedMethod<I, C>> produce(Method method, Object containingObject, ParserResults parserResults);
-        void addParser(Set<MethodParser> parser);
+        Set<MethodParser> parser();
 
     }
 
diff --git a/lib/src/main/java/net/tomatentum/cutin/factory/ReflectedMethodFactoryImpl.java b/lib/src/main/java/net/tomatentum/cutin/factory/ReflectedMethodFactoryImpl.java
index 48bdb12..87e0f26 100644
--- a/lib/src/main/java/net/tomatentum/cutin/factory/ReflectedMethodFactoryImpl.java
+++ b/lib/src/main/java/net/tomatentum/cutin/factory/ReflectedMethodFactoryImpl.java
@@ -55,8 +55,7 @@ public class ReflectedMethodFactoryImpl<I extends Object, C extends Object> impl
     }
 
     private Optional<ReflectedMethod<I, C>> factoryProduce(Factory<I, C> factory, Method method, Object containingClass) {
-        Set<MethodParser> parser = new HashSet<>();
-        factory.addParser(parser); 
+        Set<MethodParser> parser = factory.parser();
         ParserResults results = ParserResults.create(parser, method, containingClass);
         return factory.produce(method, containingClass, results);
     }